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Если перейти по ссылке (https://github.com/hexlet-components/php-pairs/blob/master/src/Lists.php), то можно увидеть, что функции filter, map, reduce принимают первым параметром функцию: function filter(callable $func, $list) А в данном задании первым параметром надо передавать не функцию, а список, т.е. наоборот: function filter($list, callable $func) Из-за чего долго не мог понять почему выходила ошибка. ","creator":{"public_name":"Sergey Erofeev","id":28813,"is_tutor":false},"comments":[{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":23200,"body":"Спасибо за комментарий. Скоро возьмусь за курс.","topic_id":11133},{"creator":{"public_name":"","id":164878,"is_tutor":false},"id":28153,"body":"да, действительно непонятно каким образом используется (или должен использоваться список) - он просто передается, но нигде внутри функций не используется. Я так понимаю местами поменять надо $list и $item в коде?","topic_id":11133}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":2354,"title":"> \"Во многих языках реализованы ленивые коллекции\"\n\nА в PHP они тоже реализованы?","plain_title":"\"Во многих языках реализованы ленивые коллекции\" А в PHP они тоже реализованы? ","creator":{"public_name":"Денис Ефремов","id":84542,"is_tutor":true},"comments":[{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":3865,"body":"В ядре языка их нет, но, в целом, есть библиотеки которые их реализуют. Если загуглить 'php lazy collections' то всплывают разные статьи и ссылки на репозитории в гитхабе.","topic_id":2354}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":2882,"title":"Что-то мой код не прошел \n```\nfunction solution ($list) {\n$res1 = array_filter($list, function($item) {\n return $item % 3 == 0;});\n$res2 = array_map(function($item1) {\n return $item1 ** 2;}, $res1);\nreturn array_sum($res2)/count($res2);\n}\n```","plain_title":"Что-то мой код не прошел function solution ($list) { $res1 = array_filter($list, function($item) { return $item % 3 == 0;}); $res2 = array_map(function($item1) { return $item1 ** 2;}, $res1); return array_sum($res2)/count($res2); } ","creator":{"public_name":"Alessandro Iliascenco","id":94173,"is_tutor":false},"comments":[{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":4668,"body":"Попробуйте перевести то что вам написали тесты `array_filter() expects parameter 1 to be array, object given` и прочитать документацию по `array_filter`. Можно эту строчку прямо в гугл забить.","topic_id":2882},{"creator":{"public_name":"Alessandro Iliascenco","id":94173,"is_tutor":false},"id":4665,"body":"Вот такая ошибка для все трех проверок\n> 1) App\\TestSolution::testAccumulate with data set #0 (22.5, Closure Object (...))\narray_filter() expects parameter 1 to be array, object given\n\n/usr/src/app/Solution.php:16\n/usr/src/app/TestSolution.php:16","topic_id":2882},{"creator":{"public_name":"Alessandro Iliascenco","id":94173,"is_tutor":false},"id":4667,"body":"Вот такая ошибка для всех трех проверок. \n\n1) App\\TestSolution::testAccumulate with data set #0 (22.5, Closure Object (...)) \n\narray_filter() expects parameter 1 to be array, object given\n\n/usr/src/app/Solution.php:16\n\n/usr/src/app/TestSolution.php:16\n","topic_id":2882},{"creator":{"public_name":"Alessandro Iliascenco","id":94173,"is_tutor":false},"id":4666,"body":"`1) App\\TestSolution::testAccumulate with data set #0 (22.5, Closure Object (...))\narray_filter() expects parameter 1 to be array, object given\n\n/usr/src/app/Solution.php:16\n/usr/src/app/TestSolution.php:16`","topic_id":2882},{"creator":{"public_name":"Alessandro Iliascenco","id":94173,"is_tutor":false},"id":4664,"body":"Вот такая ошибка. Для всех трех проверок \n1) App\\TestSolution::testAccumulate with data set #0 (22.5, Closure Object (...))\narray_filter() expects parameter 1 to be array, object given\n\n/usr/src/app/Solution.php:16 (моя 16 строка return $item % 3 === 0;});)\n/usr/src/app/TestSolution.php:16","topic_id":2882},{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":4663,"body":"А что вам пишут тесты? Какой ожидался результат и что вернула ваша функция?","topic_id":2882}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":2792,"title":"Тут возникла проблемка с тестами) Может я и ошибаюсь, но по-моему среднее значение в тестах 2 и 3 должно быть другим.","plain_title":"Тут возникла проблемка с тестами) Может я и ошибаюсь, но по-моему среднее значение в тестах 2 и 3 должно быть другим. ","creator":{"public_name":"Alexander Grishkevich","id":75601,"is_tutor":false},"comments":[{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":4517,"body":"Думаю вас смущает 0. Я поправил задание и удалил 0 из тестовых данных, чтобы не вызывать неоднозначности.","topic_id":2792},{"creator":{"public_name":"Alexander Grishkevich","id":75601,"is_tutor":false},"id":4525,"body":"Благодарю за исправление)","topic_id":2792}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":7143,"title":"объясните почему в теоретической части у вас всё работало а когда я вывожу код вот таким образом \n`// BEGIN (write your solution here)\nfunction solution($list)\n $result = filter($list, function($item){\n return $item % 3 !== 0;\n });\n $result2 = map($result, function($item) {\n return $item ** 2;\n });\n $result3 = lenght($result2,function($item) {\n return $item;\n });\n $result4 = accumulate($result2,function($item, $acc){\n return $acc / $result3;\n });\n// END`\n\nтесты выводят PHP Parse error: syntax error, unexpected '$result' (T_VARIABLE), expecting '{' in /usr/src/app/Solution.php on line 15","plain_title":"объясните почему в теоретической части у вас всё работало а когда я вывожу код вот таким образом // BEGIN (write your solution here) function solution($list) $result = filter($list, function($item){ return $item % 3 !== 0; }); $result2 = map($result, function($item) { return $item ** 2; }); $result3 = lenght($result2,function($item) { return $item; }); $result4 = accumulate($result2,function($item, $acc){ return $acc / $result3; }); // END тесты выводят PHP Parse error: syntax error, unexpected '$result' (T_VARIABLE), expecting '{' in /usr/src/app/Solution.php on line 15 ","creator":{"public_name":"Роман Каминин","id":100187,"is_tutor":false},"comments":[{"creator":{"public_name":"Роман Каминин","id":100187,"is_tutor":false},"id":13175,"body":"`function solution($list)\n $result = filter($list, function($item){\n return $item % 3 !== 0;\n });\n $result2 = map($result, function($item) {\n return $item ** 2;\n });\n $result3 = lenght($result2,function($item) {\n return $item;\n });\n $result4 = accumulate($result2,function($item, $acc){\n return $acc / $result3;\n });`","topic_id":7143},{"creator":{"public_name":"Роман Каминин","id":100187,"is_tutor":false},"id":13176,"body":"function solution($list)\n $result = filter($list, function($item){\n return $item % 3 !== 0;\n });\n $result2 = map($result, function($item) {\n return $item ** 2;\n });\n $result3 = lenght($result2,function($item) {\n return $item;\n });\n $result4 = accumulate($result2,function($item, $acc){\n return $acc / $result3;\n });","topic_id":7143},{"creator":{"public_name":"Роман Каминин","id":100187,"is_tutor":false},"id":13177,"body":"опять встроенный редактор не хочет код отображать как надо( ","topic_id":7143}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":7632,"title":"```\n//removed\n```\n\nНа выходе мы должны получать только среднее значение ? \n","plain_title":"//removed На выходе мы должны получать только среднее значение ? ","creator":{"public_name":"Rishat Sultanov","id":133940,"is_tutor":false},"comments":[{"creator":{"public_name":"Александр О.","id":61806,"is_tutor":false},"id":14382,"body":"> На выходе мы должны получать только среднее значение ?\n\nДа.\n\nP.S. это неправильно и очень странно, что вы полностью игнорируете в своём решении проходимые в данном курсе функции высшего порядка","topic_id":7632},{"creator":{"public_name":"Rishat Sultanov","id":133940,"is_tutor":false},"id":14383,"body":"Тяжело даются. Как-то голову выносят :) Вроде теоретически понимаю, а в практике сразу затык. ","topic_id":7632}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":9608,"title":"Что значит вывод тестов: \n```\n1) App\\TestSolution::testAccumulate with data set #0 (22.5, Closure Object (...))\nArgument 1 passed to App\\Pair\\car() must be callable, boolean given, called in /usr/src/app/Pair.php on line 93 and defined\n\n/usr/src/app/Pair.php:17\n/usr/src/app/Pair.php:93\n/usr/src/app/Pair.php:94\n/usr/src/app/Pair.php:96\n/usr/src/app/Solution.php:18\n/usr/src/app/TestSolution.php:16\n```\nкод: \n```\nfunction solution($numbers)\n{\n $filtered = filter(function ($item) {\n return $item % 3 === 0;\n }, $numbers);\n \n $squared = map(function ($item) {\n return $item ** 2;\n }, $filtered);\n \n $accumulated = accumulate(function ($item, $acc) {\n $sum = $acc + $item;\n return $sum;\n $average = $sum / length($squared);\n }, $squared, 0);\n \n return $accumulated;\n}\n```\n","plain_title":"Что значит вывод тестов: ``` 1) App\\TestSolution::testAccumulate with data set #0 (22.5, Closure Object (...)) Argument 1 passed to App\\Pair\\car() must be callable, boolean given, called in /usr/src/app/Pair.php on line 93 and defined /usr/src/app/Pair.php:17 /usr/src/app/Pair.php:93 /usr/src/app/Pair.php:94 /usr/src/app/Pair.php:96 /usr/src/app/Solution.php:18 /usr/src/app/TestSolution.php:16 код: function solution($numbers) { $filtered = filter(function ($item) { return $item % 3 === 0; }, $numbers); $squared = map(function ($item) { return $item ** 2; }, $filtered); $accumulated = accumulate(function ($item, $acc) { $sum = $acc + $item; return $sum; $average = $sum / length($squared); }, $squared, 0); return $accumulated; } ``` ","creator":{"public_name":"Павел Титаренко","id":102730,"is_tutor":false},"comments":[{"creator":{"public_name":"Александр О.","id":61806,"is_tutor":false},"id":19708,"body":"Добрый день! Посмотрите в видео этого урока, как правильно делать вызов используемых функций высшего порядка","topic_id":9608}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":13837,"title":"Здравствуйте.не могу понять ,что не так... \n```\n// removed\n```","plain_title":"Здравствуйте.не могу понять ,что не так... // removed ","creator":{"public_name":"Дарья Каневская","id":164625,"is_tutor":false},"comments":[{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":29070,"body":"А почему вы решили что что-то не так? Покажите пожалуйста вывод тестов.","topic_id":13837},{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":29144,"body":"> $numer2 = map($numer, function($element, $acc){\n\nУ `map` нет понятия аккумулятор.","topic_id":13837},{"creator":{"public_name":"Дарья Каневская","id":164625,"is_tutor":false},"id":29104,"body":"уже все исправления по стандартам сделала,согласно тестам.а ошибка есть.\nTime: 45 ms, Memory: 3.50Mb\n\nThere were 3 errors:\n\n1) App\\TestSolution::testAccumulate with data set #0 (22.5, Closure Object (...))\nMissing argument 2 for App\\Solution\\{closure}(), called in /usr/src/app/Pair.php on line 81 and defined\n\n/usr/src/app/Solution.php:20\n/usr/src/app/Pair.php:81\n/usr/src/app/Pair.php:83\n/usr/src/app/Solution.php:22\n/usr/src/app/TestSolution.php:16\n\n2) App\\TestSolution::testAccumulate with data set #1 (90, Closure Object (...))\nMissing argument 2 for App\\Solution\\{closure}(), called in /usr/src/app/Pair.php on line 81 and defined\n\n/usr/src/app/Solution.php:20\n/usr/src/app/Pair.php:81\n/usr/src/app/Pair.php:83\n/usr/src/app/Solution.php:22\n/usr/src/app/TestSolution.php:16\n\n3) App\\TestSolution::testAccumulate with data set #2 (72, Closure Object (...))\nMissing argument 2 for App\\Solution\\{closure}(), called in /usr/src/app/Pair.php on line 81 and defined\n\n/usr/src/app/Solution.php:20\n/usr/src/app/Pair.php:81\n/usr/src/app/Pair.php:83\n/usr/src/app/Solution.php:22\n/usr/src/app/TestSolution.php:16","topic_id":13837}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":10940,"title":"Здравствуйте, не пойму что не так. Первый тест проходит, а в других двух тестах ответы не сходятся.\n```\n// removed\n```","plain_title":"Здравствуйте, не пойму что не так. Первый тест проходит, а в других двух тестах ответы не сходятся. // removed ","creator":{"public_name":"Виктор Шмер","id":153378,"is_tutor":false},"comments":[{"creator":{"public_name":"Виктор Шмер","id":153378,"is_tutor":false},"id":22831,"body":"ожидается 90 например во втором тесте, у меня 135 , в третьем 72 ожидается, у меня 180","topic_id":10940},{"creator":{"public_name":"Sergey Erofeev","id":28813,"is_tutor":false},"id":23146,"body":"return $res3/2;\n\nНе на 2 надо делить, а на количество элементов в списке.","topic_id":10940},{"creator":{"public_name":"Виктор Шмер","id":153378,"is_tutor":false},"id":22766,"body":"Даже на калькуляторе считал так же выходит как в моём коде.","topic_id":10940},{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":22838,"body":"Вопросы на засыпку. Что такое предикат? Что ожидает функция `filter` на вход?","topic_id":10940},{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":22799,"body":"Покажите пожалуйста вывод тестов.","topic_id":10940},{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":22931,"body":"Только предикат это все же функция. Так вот вы передает в фильтр не предикат, а он ожидает именно его.","topic_id":10940},{"creator":{"public_name":"Виктор Шмер","id":153378,"is_tutor":false},"id":22887,"body":"Filter ожидает первым аргументом список, который нужно отфильтровать, вторым элементом функцию в которой содержится условие фильтрации, ну а предикат это выражение которое использует величину с результатом булева типа","topic_id":10940},{"creator":{"public_name":"Виктор Шмер","id":153378,"is_tutor":false},"id":22830,"body":"`make: Entering directory `/usr/src/app'\nPHPUnit 5.1.4 by Sebastian Bergmann and contributors.\n\n.FF 3 / 3 (100%)\n\nTime: 75 ms, Memory: 3.75Mb\n\nThere were 2 failures:\n\n1) App\\TestSolution::testAccumulate with data set #1 (90, Closure Object (...))\nFailed asserting that 135 matches expected 90.\n\n/usr/src/app/TestSolution.php:16\n\n2) App\\TestSolution::testAccumulate with data set #2 (72, Closure Object (...))\nFailed asserting that 180 matches expected 72.\n\n/usr/src/app/TestSolution.php:16\n\nFAILURES!\nTests: 3, Assertions: 3, Failures: 2.\nmake: *** [test] Error 1\nmake: Leaving directory `/usr/src/app'`","topic_id":10940}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}},{"id":1727,"title":"С заданием что-то не то..\nПример - список (1, 3, 8) - выкидываем 1 и 8 - получаем 3 - возводим в квадрат - 9. Среднее арифметическое от девяти и есть девять.\nДалее по test.php - l(-3, 6, 8, 2) - выкидываем 8 и 2 - получаем (-3, 6) - возводим в квадрат - получем (9, 36) - среднее арифметическое 22,5. А проверка идёт с 11,25.\nТакже и с остальной проверкой.\nИли я чего-то не понял..","plain_title":"С заданием что-то не то.. Пример - список (1, 3, 8) - выкидываем 1 и 8 - получаем 3 - возводим в квадрат - 9. Среднее арифметическое от девяти и есть девять. Далее по test.php - l(-3, 6, 8, 2) - выкидываем 8 и 2 - получаем (-3, 6) - возводим в квадрат - получем (9, 36) - среднее арифметическое 22,5. А проверка идёт с 11,25. Также и с остальной проверкой. Или я чего-то не понял.. ","creator":{"public_name":"Александр Вяткин","id":24628,"is_tutor":false},"comments":[{"creator":{"public_name":"Александр Вяткин","id":24628,"is_tutor":false},"id":3001,"body":"Спасибо!","topic_id":1727},{"creator":{"public_name":"Kirill Mokevnin","id":1,"is_tutor":false},"id":3000,"body":"Спасибо за фидбек, действительно была ошибка. Новое упражнение в процессе сборки. Через 10 минут надо будет сбросить прогресс.","topic_id":1727}],"communitable":{"parent_entity_name":null,"parent_entity_url":null,"entity_name":"Стандартные интерфейсы","entity_url":null,"active":true}}],"lesson":{"exercise":{"id":289,"slug":"php_sicp_conv_intefaces_exercise","name":null,"state":"active","kind":"exercise","language":"php","locale":"ru","has_web_view":false,"has_test_view":false,"reviewable":true,"readme":"## src/Solution.php\n\nРеализуйте функцию `solution()`, которая принимает на вход список чисел и выполняет следующие действия:\n\n* удаляет все числа, не кратные трем.\n* возводит оставшиеся числа в квадрат.\n* возвращает среднее арифметическое списка полученного после предыдущей операции.\n\n### Примеры\n\n```php\n<?php\n\nuse function Php\\Pairs\\Data\\Lists\\l;\n\nsolution(l(1, 3, 8, 6)) // (3 * 3 + 6 * 6) / 2 = 22.5\n```\n\n### Подсказки\n\n* Для подсчета числа элементов в списке используйте функцию `length()`\n","prepared_readme":"## src/Solution.php\n\nРеализуйте функцию `solution()`, которая принимает на вход список чисел и выполняет следующие действия:\n\n* удаляет все числа, не кратные трем.\n* возводит оставшиеся числа в квадрат.\n* возвращает среднее арифметическое списка полученного после предыдущей операции.\n\n### Примеры\n\n```php\n<?php\n\nuse function Php\\Pairs\\Data\\Lists\\l;\n\nsolution(l(1, 3, 8, 6)) // (3 * 3 + 6 * 6) / 2 = 22.5\n```\n\n### Подсказки\n\n* Для подсчета числа элементов в списке используйте функцию `length()`\n","has_solution":true,"entity_name":"Стандартные интерфейсы"},"units":[{"id":915,"name":"theory","url":"/courses/php-sicp/lessons/conventional_intefaces/theory_unit"},{"id":917,"name":"quiz","url":"/courses/php-sicp/lessons/conventional_intefaces/quiz_unit"},{"id":916,"name":"exercise","url":"/courses/php-sicp/lessons/conventional_intefaces/exercise_unit"}],"links":[],"ordered_units":[{"id":915,"name":"theory","url":"/courses/php-sicp/lessons/conventional_intefaces/theory_unit"},{"id":917,"name":"quiz","url":"/courses/php-sicp/lessons/conventional_intefaces/quiz_unit"},{"id":916,"name":"exercise","url":"/courses/php-sicp/lessons/conventional_intefaces/exercise_unit"}],"id":503,"slug":"conventional_intefaces","state":"approved","name":"Стандартные интерфейсы","course_order":160,"goal":"Рассматриваем концепцию разделения программы на функциональные блоки, работающие с общей структурой данных","self_study":null,"theory_video_provider":"vimeo","theory_video_uid":"139688961","theory":""},"lessonMember":null,"courseMember":null,"course":{"start_lesson":{"exercise":null,"units":[{"id":1211,"name":"theory","url":"/courses/php-sicp/lessons/intro/theory_unit"}],"links":[],"ordered_units":[{"id":1211,"name":"theory","url":"/courses/php-sicp/lessons/intro/theory_unit"}],"id":624,"slug":"intro","state":"approved","name":"Введение","course_order":0,"goal":"Знакомимся с курсом, декларативным программированием и других парадигмах","self_study":null,"theory_video_provider":"vimeo","theory_video_uid":"156405268","theory":""},"id":75,"slug":"php-sicp","challenges_count":5,"name":"PHP: Построение абстракций","allow_indexing":true,"state":"approved","course_state":"finished","pricing_type":"paid","description":"На этом курсе вы познакомитесь с основами функционального программирования и понятием декларативного программирования. Вы узнаете, как использовать функции высшего порядка и работать с лямбда-функциями. Еще вы научитесь комбинировать функции, строить рекурсии с аккумулятором и оптимизировать хвостовую рекурсию.\nТакже вы изучите структуры данных и научитесь использовать функции высшего порядка: map, filter и свертка. Вы познакомитесь с концепцией разделения программы на функциональные блоки и научитесь работать с общей структурой данных.\nВ конце курса вы узнаете о присваивании и изменении состояния, а также о создании объектов. Вы рассмотрите преимущества и недостатки присваивания и сохранения состояния, чтобы лучше понимать, как использовать эти концепции в своих программах. 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{.mantine-hidden-from-lg {display: none !important;}}@media (max-width: 87.99375em) {.mantine-visible-from-xl {display: none !important;}}@media (min-width: 88em) {.mantine-hidden-from-xl {display: none !important;}}</style><div style="position:absolute;top:0rem" class=""></div><div style="max-width:var(--container-size-xl);height:100%;min-height:0rem" class=""><style data-mantine-styles="inline">.__m__-_R_5ub_{--grid-gutter:0rem;}</style><div style="height:100%;min-height:0rem" class="m_410352e9 mantine-Grid-root __m__-_R_5ub_"><div class="m_dee7bd2f mantine-Grid-inner" style="height:100%"><style data-mantine-styles="inline">.__m__-_R_rdub_{--col-flex-grow:auto;--col-flex-basis:91.66666666666667%;--col-max-width:91.66666666666667%;}@media(min-width: 48em){.__m__-_R_rdub_{--col-flex-grow:auto;--col-flex-basis:83.33333333333334%;--col-max-width:83.33333333333334%;}}</style><div style="min-width:0rem;height:100%;min-height:0rem;display:flex" class="m_96bdd299 mantine-Grid-col __m__-_R_rdub_"><style data-mantine-styles="inline">.__m__-_R_6qrdub_{margin-top:0rem;padding-inline:var(--mantine-spacing-xs);width:100%;}@media(min-width: 48em){.__m__-_R_6qrdub_{margin-top:var(--mantine-spacing-xl);width:80%;}}@media(min-width: 62em){.__m__-_R_6qrdub_{padding-inline:var(--mantine-spacing-xl);}}</style><div style="margin-inline:auto;max-width:var(--mantine-breakpoint-xl)" class="__m__-_R_6qrdub_"><div style="color:var(--mantine-color-dimmed)" class="m_4451eb3a mantine-Center-root" data-inline="true"><div style="--ti-size:var(--ti-size-xs);--ti-bg:transparent;--ti-color:var(--mantine-color-indigo-light-color);--ti-bd:calc(0.0625rem * var(--mantine-scale)) solid transparent;margin-inline-end:calc(0.125rem * var(--mantine-scale));color:inherit" class="m_7341320d mantine-ThemeIcon-root" data-variant="transparent" data-size="xs"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="tabler-icon tabler-icon-lock "><path d="M5 13a2 2 0 0 1 2 -2h10a2 2 0 0 1 2 2v6a2 2 0 0 1 -2 2h-10a2 2 0 0 1 -2 -2v-6"></path><path d="M11 16a1 1 0 1 0 2 0a1 1 0 0 0 -2 0"></path><path d="M8 11v-4a4 4 0 1 1 8 0v4"></path></svg></div><p style="font-size:var(--mantine-font-size-sm)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">PHP: Построение абстракций</p></div><h1 style="--title-fw:var(--mantine-h1-font-weight);--title-lh:var(--mantine-h1-line-height);--title-fz:var(--mantine-h1-font-size);margin-bottom:var(--mantine-spacing-xl)" class="m_8a5d1357 mantine-Title-root" data-order="1">Теория: Стандартные интерфейсы</h1><script type="application/ld+json">{"@context":"https://schema.org","@type":"LearningResource","name":"Стандартные интерфейсы","inLanguage":"ru","isPartOf":{"@type":"LearningResource","name":"PHP: Построение 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6.67591 2.94637 6.35949 3.13523 6.15803Z" fill="currentColor" fill-rule="evenodd" clip-rule="evenodd"></path></svg></button></div><div class="m_a2dae653 mantine-Carousel-viewport" data-type="media"><div class="m_fcd81474 mantine-Carousel-container __m__-_R_2mremqrdub_" data-orientation="horizontal"><div class="m_d98df724 mantine-Carousel-slide" data-orientation="horizontal"><div tabindex="0" style="cursor:pointer;height:100%"><a style="text-decoration:none" class="mantine-focus-auto m_849cf0da m_b6d8b162 mantine-Text-root mantine-Anchor-root" data-underline="hover" href="/programs/php-sicp?promo_name=programs_list&promo_position=course&promo_creative=catalog_card&promo_type=card" target="_blank"><div style="height:100%" class="m_e615b15f mantine-Card-root m_1b7284a3 mantine-Paper-root" data-with-border="true"><div style="--group-gap:calc(0.25rem * var(--mantine-scale));--group-align:center;--group-justify:flex-start;--group-wrap:nowrap" class="m_4081bf90 mantine-Group-root"><span style="font-size:var(--mantine-font-size-sm)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">1 месяц</span><span class="mantine-focus-auto m_b6d8b162 mantine-Text-root">·</span><span style="font-size:var(--mantine-font-size-sm)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Для продвинутых</span></div><p style="margin-bottom:var(--mantine-spacing-sm);font-size:var(--mantine-font-size-h5);font-weight:bold" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">СИКП на PHP</p><p class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Навык фундаментального понимания программ на PHP</p><div style="margin-top:auto" class=""><div class="m_4451eb3a mantine-Center-root"><img style="opacity:0.8;width:70%" class="m_9e117634 mantine-Image-root mantine-visible-from-xs" src="https://hexlet.io/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6Mzc2MywicHVyIjoiYmxvYl9pZCJ9fQ==--61c43d4881ca8feecc6f37dfafdc4e304f34b52f/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJ3ZWJwIiwicmVzaXplX3RvX2xpbWl0IjpbNDAwLDQwMF0sInNhdmVyIjp7InF1YWxpdHkiOjg1fX0sInB1ciI6InZhcmlhdGlvbiJ9fQ==--5b6f46dacd1af664f27558553a58076185091823/Software%20engineer-bro.png" alt="СИКП на PHP" loading="eager"/></div><div style="--group-gap:var(--mantine-spacing-md);--group-align:end;--group-justify:space-between;--group-wrap:wrap;margin-top:var(--mantine-spacing-xs)" class="m_4081bf90 mantine-Group-root"><p style="font-size:var(--mantine-font-size-xl)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">от 3 900 ₽</p><p style="font-size:var(--mantine-font-size-sm)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Посмотреть →</p></div></div></div></a></div></div><div class="m_d98df724 mantine-Carousel-slide" data-orientation="horizontal"><div tabindex="0" style="cursor:pointer;height:100%"><a style="text-decoration:none" class="mantine-focus-auto m_849cf0da m_b6d8b162 mantine-Text-root mantine-Anchor-root" data-underline="hover" href="/programs/php-phpunit-testing?promo_name=programs_list&promo_position=course&promo_creative=catalog_card&promo_type=card" target="_blank"><div style="height:100%" class="m_e615b15f mantine-Card-root m_1b7284a3 mantine-Paper-root" data-with-border="true"><div style="--group-gap:calc(0.25rem * var(--mantine-scale));--group-align:center;--group-justify:flex-start;--group-wrap:nowrap" class="m_4081bf90 mantine-Group-root"><span style="font-size:var(--mantine-font-size-sm)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">4 месяца</span><span class="mantine-focus-auto m_b6d8b162 mantine-Text-root">·</span><span style="font-size:var(--mantine-font-size-sm)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Для продвинутых</span></div><p style="margin-bottom:var(--mantine-spacing-sm);font-size:var(--mantine-font-size-h5);font-weight:bold" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Автоматизация тестирования на PHP</p><p class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Навык тестирования на PHP</p><div style="margin-top:auto" class=""><div class="m_4451eb3a mantine-Center-root"><img style="opacity:0.8;width:70%" class="m_9e117634 mantine-Image-root mantine-visible-from-xs" src="https://hexlet.io/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsiZGF0YSI6MzkzNSwicHVyIjoiYmxvYl9pZCJ9fQ==--06c469e64c9b6c8429a6a01edd20041dae30ce13/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJ3ZWJwIiwicmVzaXplX3RvX2xpbWl0IjpbNDAwLDQwMF0sInNhdmVyIjp7InF1YWxpdHkiOjg1fX0sInB1ciI6InZhcmlhdGlvbiJ9fQ==--5b6f46dacd1af664f27558553a58076185091823/Software%20code%20testing-bro.png" alt="Автоматизация тестирования на PHP" loading="eager"/></div><div style="--group-gap:var(--mantine-spacing-md);--group-align:end;--group-justify:space-between;--group-wrap:wrap;margin-top:var(--mantine-spacing-xs)" class="m_4081bf90 mantine-Group-root"><p style="font-size:var(--mantine-font-size-xl)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">от 3 900 ₽</p><p style="font-size:var(--mantine-font-size-sm)" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Посмотреть →</p></div></div></div></a></div></div><div class="m_d98df724 mantine-Carousel-slide" data-orientation="horizontal"><div tabindex="0" style="cursor:pointer;height:100%"><a style="text-decoration:none" class="mantine-focus-auto m_849cf0da m_b6d8b162 mantine-Text-root mantine-Anchor-root" data-underline="hover" href="/courses?promo_name=programs_list&promo_position=course&promo_creative=catalog_card&promo_type=card"><div style="height:100%" class="m_e615b15f mantine-Card-root m_1b7284a3 mantine-Paper-root" data-with-border="true"><h2 style="--title-fw:var(--mantine-h2-font-weight);--title-lh:var(--mantine-h2-line-height);--title-fz:var(--mantine-h2-font-size);margin-bottom:var(--mantine-spacing-md);font-size:var(--mantine-font-size-h3)" class="m_8a5d1357 mantine-Title-root" data-order="2" data-responsive="true">Каталог</h2><p style="margin-bottom:auto" class="mantine-focus-auto m_b6d8b162 mantine-Text-root">Полный список доступных курсов по разным направлениям</p><div style="margin-top:auto" class=""><div class="m_4451eb3a mantine-Center-root"><img style="opacity:0.8;width:70%" class="m_9e117634 mantine-Image-root mantine-visible-from-xs" src="/vite/assets/development-BVihs_d5.png" alt="Orientation"/></div></div></div></a></div></div></div></div></div></div></div></div></div><style data-mantine-styles="inline">.__m__-_R_1bdub_{--col-flex-grow:auto;--col-flex-basis:8.333333333333334%;--col-max-width:8.333333333333334%;}@media(min-width: 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