- array_map: documentation ( source)
- var_dump: documentation ( source)
- array_filter: documentation ( source)
<?php
$text = array(" Heureka.cz "," Heureka.cz "," Kosmetika a zdravĂ "," Kosmetika");
$bez_mezer = array_map('trim', array_filter($text));
var_dump($bez_mezer);