Online PHP editor | output for 45mDV

@ 2014-02-12T01:42:20Z

<?php

if ( !function_exists( 'mb_convert_encoding' ) ) {
    exit('[mbstring not loaded]');
}

$oldSub = mb_substitute_character();
mb_substitute_character( 0xfffd );
$res = mb_convert_encoding( "\xf4\x90\x80\x80 \xc2", 'UTF-8', 'UTF-8' );
mb_substitute_character( $oldSub );

var_dump( bin2hex( $res ) );

Output for 5.4.20 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.5 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.6 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: string(32) "efbfbdefbfbdefbfbdefbfbd20efbfbd"
Output for 8.1.0 - 8.1.5: string(26) "efbfbdefbfbdefbfbd20efbfbd"
Output for 5.4.0 - 5.4.19: string(20) "efbfbdefbfbdefbfbd20"
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: string(10) "f490808020"

preferences:dark modelive preview