3v4l.org

run code in 300+ PHP versions simultaneously
<?php $map = array( "A"=>"ᴀ", "B"=>"ʙ", "C"=>"ᴄ", "D"=>"ᴅ" //etc ); function convertToSmall($string,$map){ $return = ""; $length = strlen($string); for($i = 0; $i<$length; $i++){ $input = strtoupper($string[$i]); if(isset($map[$input])){ $input = $map[$input]; } $return .= $input; } return $return; } print_r(convertToSmall("aa bc da",$map));
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 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 - 8.2.19, 8.3.0 - 8.3.7
ᴀᴀ ʙᴄ ᴅᴀ
preferences:
278.12 ms | 404 KiB | 300 Q