bccomp

PHP function Edit on GitHub ✎

(PHP 4, PHP 5, PHP 7, PHP 8)

Compare two arbitrary precision numbers

Description

bccomp(string $num1, string $num2, int|null $scale = null): int

Compares num1 to num2 and returns the result of the comparison as an integer.

Returns 0 if both operands are equal, 1 if num1 is greater than num2, -1 otherwise.

Version	Description
8.0.0	`scale` is now nullable.

bccomp() example

php

<?php

echo bccomp('1', '2') . "\n";   // -1
echo bccomp('1.00001', '1', 3); // 0
echo bccomp('1.00001', '1', 5); // 1

?>