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<?php function embolden($needle, $haystack) { $needle = str_split($needle); foreach ($needle as &$l) { $l = preg_quote($l); } unset($l); $needle = implode('[^0-9]*', $needle); return preg_replace('(' . $needle . ')', '<b>$0</b>', $haystack); } echo embolden('1234', '(123) 456-7890');
Output for 7.0.0 - 7.0.20, 7.1.0 - 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
(<b>123) 4</b>56-7890
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 (<b>123) 4</b>56-7890
preferences:
160.4 ms | 402 KiB | 218 Q