remove duplicates of string

[josafa]

As remove duplicates of string

 

Before:

"house, cup, cup, house, place, smile, cup, house, place"

After:

"house, cup, place, smile"

 

[Nhoj]

http://us.php.net/manual/en/function.array-unique.php

 

Try doing:

 

$strings = array('house', 'cup', 'cup', 'house', 'place', 'smile', 'cup', 'house', 'place');
$unique = array_unique($strings);

print_r($unique);

 

 

[MFHJoe]

<?php
$str = "house, cup, cup, house, place, smile, cup, house, place";
$arr = explode(', ', $str);
$arr = array_unique($arr);
$val = implode(', ', $arr);
echo $val;
?>