3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function initials($str) { $ret = ''; $proibidos = ['de', 'da','das','do']; $word = explode(' ', $str); foreach ($word as $w) { if(!in_array($w,$proibidos)){ $ret .= strtoupper($w[0]); } } return $ret; } echo initials('igor carvalho de paula');
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
ICP