<?php
$test = array(
0,
'',
'0',
1,
'1',
'1.1',
'1a1',
'1e1',
'asdf'
);
$result = array();
foreach ($test as $val) {
$result[] = filter_var($val, FILTER_VALIDATE_FLOAT);
}
var_dump($test);
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.32, 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 - 8.2.17, 8.3.0 - 8.3.4
- array(9) {
[0]=>
int(0)
[1]=>
string(0) ""
[2]=>
string(1) "0"
[3]=>
int(1)
[4]=>
string(1) "1"
[5]=>
string(3) "1.1"
[6]=>
string(3) "1a1"
[7]=>
string(3) "1e1"
[8]=>
string(4) "asdf"
}
preferences:
248.56 ms | 404 KiB | 362 Q