- var_export: documentation ( source)
- preg_replace: documentation ( source)
<?php
$tests = [
'1,000.00',
'1,000.000',
'1.000,00',
'1.000,000',
'1.00',
'1.000',
'1,00',
'1,000',
];
var_export(
preg_replace(
['/[.,](?=\d*[.,])/', '/,/'],
['', '.'],
$tests
)
);