<?php
$ipString = 'ffff:heee:dddd:cccc:bbbb:aaaa:9999:8888';
$test = array();
preg_match_all("/(?U:[a-f0-9]+:?)+/", $ipString, $test);
if(count($test) > 1 || count($test[0]) > 8){
echo "improper count\n";
echo false;
}else{
echo "proper count\n";
if(implode(':', $test[0]) !== $ipString){
echo "imploded matches doesn't match original string\n";
echo false;
echo true;
echo false;
}
}
var_dump($test);
var_dump($ipString);
echo implode(':', $test[0]);
echo true;
?>
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- proper count
imploded matches doesn't match original string
1array(1) {
[0]=>
array(8) {
[0]=>
string(4) "ffff"
[1]=>
string(3) "eee"
[2]=>
string(4) "dddd"
[3]=>
string(4) "cccc"
[4]=>
string(4) "bbbb"
[5]=>
string(4) "aaaa"
[6]=>
string(4) "9999"
[7]=>
string(4) "8888"
}
}
string(39) "ffff:heee:dddd:cccc:bbbb:aaaa:9999:8888"
ffff:eee:dddd:cccc:bbbb:aaaa:9999:88881
preferences:
262.72 ms | 406 KiB | 369 Q