3v4l.org

run code in 300+ PHP versions simultaneously
<?php function _deep_replace( $search, $subject ) { $subject = (string) $subject; $count = 1; while ( $count ) { $subject = str_replace( $search, '', $subject, $count ); } return $subject; } $foo = '123123123ABCABCABC'; var_dump( str_replace( '123ABC', '', $foo ) ); var_dump( _deep_replace( '123ABC', $foo ) ); var_dump( preg_replace('/%123ABC+/', '', $foo ) );

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38.37 ms | 402 KiB | 5 Q