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@ 2014-05-20T13:33:06Z

<?php

function is_urlEncoded($string){
 $test_string = $string;
 while(urldecode($test_string) != $test_string){
  $test_string = urldecode($test_string);
 }
 return urlencode($test_string) == $string; 
}

$x ="Océ";

if(is_urlEncoded($x)){
    echo "ist encoded";
} else {
	echo "ist nicht encoded";
}

Output
Performance
VLD
References
Branches

urldecode: documentation ( source)
urlencode: documentation ( source)

preferences:dark modelive preview

40.98 ms | 402 KiB | 5 Q