- var_dump: documentation ( source)
- filter_input: documentation ( source)
<?php
$test = array(
0,
'',
'0',
1,
'1',
'1.1',
'1a1',
'1e1',
'asdf'
);
$result = array();
foreach ($test as $val) {
$result[] = filter_input($val, FILTER_VALIDATE_FLOAT);
}
var_dump($test);