src/Datatype/StringClass.php
public function replaceIgnoreCase($search, $value) {
        $this->value = str_ireplace($search, $value, $this->value);
    }
public function replaceIgnoreCase($search, $value) {
        $this->value = str_ireplace($search, $value, $this->value);
    }
public function replaceIgnoreCase ( $ search , $ value ) { $ this -> value = str_ireplace ( $ search , $ value , $ this -> value ) ; }
replaces search by value and is case insensitive

@param $search
@param $value
replaces search by value and is case insensitive