3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php foreach ( array( 1, 2, 3 ) as $v ) { $hash = strtoupper( substr( md5( $v ), 0, 16 ) ); echo substr( $hash, 0, 4 ) . '-' . substr( $hash, 4, 4 ) . '-'. substr( $hash, 8, 4 ) . "\n"; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
C4CA-4238-A0B9 C81E-728D-9D4C ECCB-C87E-4B5C