<?php
$values = array(
0,
1,
'1',
1.0,
2.33,
3.445
-3.45
);
foreach($values as $value) {
$regexp = '/^[0-9]+(.[0-9][0-9]?)?$/';
preg_match($regexp, $value, $matches);
var_dump($matches);
}
- 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 - 7.1.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(1) {
[0]=>
string(1) "0"
}
array(1) {
[0]=>
string(1) "1"
}
array(1) {
[0]=>
string(1) "1"
}
array(1) {
[0]=>
string(1) "1"
}
array(2) {
[0]=>
string(4) "2.33"
[1]=>
string(3) ".33"
}
array(0) {
}
preferences:
293.42 ms | 406 KiB | 386 Q