3v4l.org

run code in 300+ PHP versions simultaneously
<?php function snakeToCamel($string) { $words = explode('_', $string); $camel = ''; foreach ($words as $word) { $camel .= ucfirst($word); } return $camel; } /** * underdash_separated -> camelCase. * @param string * @return string */ function underdashToCamel($s) { $s = strtolower($s); $s = preg_replace('#_(?=[a-z])#', ' ', $s); $s = substr(ucwords('x' . $s), 1); $s = str_replace(' ', '', $s); return $s; } echo snakeToCamel("ahoj_vole_todle_1_je_PECKE__") . "\n"; echo underdashToCamel("ahoj_vole_todle_1_je_PECKE__") . "\n";
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, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
AhojVoleTodle1JePECKE ahojVoleTodle_1JePecke__

preferences:
276.21 ms | 405 KiB | 447 Q