/**
* Changes underscored string to the camel case.
*
* Example:
* <code>
* $string = 'lannisters_always_pay_their_debts';
* $camelcase = Strings::underscoreToCamelCase($string);
* </code>
* Result:
* <code>
* LannistersAlwaysPayTheirDebts
* </code>
*
* @param string $string
* @return string
*/
public static function underscoreToCamelCase($string)
{
$words = explode('_', $string);
$return = '';
foreach ($words as $word) {
$return .= Strings::uppercaseFirst(trim($word));
}
return $return;
}