gmp_cmp

(PHP 4 >= 4.0.4, PHP 5, PHP 7)

gmp_cmpCompare numbers

Description

gmp_cmp ( GMP|int|string $num1 , GMP|int|string $num2 ) : int

Compares two numbers.

Parameters

num1

A GMP object, an int or a numeric string.

num2

A GMP object, an int or a numeric string.

Return Values

Returns a positive value if a > b, zero if a = b and a negative value if a < b.

Examples

Example #1 gmp_cmp() example

<?php
$cmp1 = gmp_cmp("1234", "1000"); // greater than
$cmp2 = gmp_cmp("1000", "1234"); // less than
$cmp3 = gmp_cmp("1234", "1234"); // equal to

echo "$cmp1 $cmp2 $cmp3\n";
?>

The above example will output:

1 -1 0

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https://www.php.net/manual/en/function.gmp-cmp.php