<?php
// $packed = "hoge\0\0"
var_dump($packed = pack('a6', ''));
// PHP 5.4 $data = "hoge"
// PHP 5.5 $data = "hoge\0\0"
var_dump($data = unpack('a6', $packed));
// PHP 5.5 $data = "hoge"
var_dump($data = unpack('Z6', $packed));
- Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- string(6) " "
array(1) {
[1]=>
string(6) " "
}
array(1) {
[1]=>
string(0) ""
}
- Output for 4.4.8 - 4.4.9, 5.2.4 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
- string(6) " "
array(1) {
[1]=>
string(0) ""
}
Warning: unpack(): Invalid format type Z in /in/kFpBU on line 12
bool(false)
- Output for 4.3.5 - 4.3.11, 4.4.0 - 4.4.7, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.3
- string(6) " "
array(1) {
[1]=>
string(0) ""
}
array(0) {
}
- Output for 4.3.0 - 4.3.4
- string(6) " "
array(1) {
[""]=>
string(0) ""
}
array(0) {
}
preferences:
241.7 ms | 401 KiB | 310 Q