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<?php /** * replace only the first occurance of str math * */ function str_replace_first_only($from, $to, $content,$count) { $from = '/'.preg_quote($from, '/').'/'; return preg_replace($from, $to, $content, $count); // remove only first occurance } $patha = 'BIN/BIN/test.php'; $count = 1; $pathb = str_replace_first_only('BIN', 'SYSTEM', $patha, $count); echo $pathb; ?>
Output for 5.6.38, 7.0.33, 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
SYSTEM/BIN/test.php
preferences:
216.59 ms | 408 KiB | 5 Q