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Глава 11: черновик

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Igor Simdyanov
2022-04-18 08:53:24 +03:00
parent 86b8557090
commit 3cd701ff39
40 changed files with 306 additions and 0 deletions
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arrays/array_key_exists.php Normal file
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<?php
$arr = ['first_numb' => 1, 'second_numb' => 2];
if (array_key_exists('first_numb', $arr)) {
echo 'ОК';
}