3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string = 'print the imprint with the imprinted printing paper'; $replacements = array( 'print' => 'été', 'imprint' => 'print', 'paper' => 'machine' ); $delimiter = '/'; $words = array_keys( $replacements); $regex = $delimiter . '\b(' . implode('|', array_map( 'preg_quote', $words, array_fill( 0, count( $words), $delimiter))) . ')\b' . $delimiter; $result = preg_replace_callback( $regex, function( $match) use( $replacements) { return $replacements[$match[1]]; }, $string); echo $result;
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
été the print with the imprinted printing machine
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/RR157 on line 14
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/RR157 on line 14
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RR157 on line 14
Process exited with code 255.