- round: documentation ( source)
- var_export: documentation ( source)
<?php
$p = 14;
echo var_export((float) (string) round(20/3, $p), TRUE) . "\n";
echo var_export((float)(string) round(20 / 3, $p), TRUE) . "\n";
echo var_export((float)(string) round(6.66, $p), TRUE) . "\n";
echo var_export((float)(string) round(6.0, $p), TRUE) . "\n";