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Compare numbers


gmp_cmp

(PHP 4 >= 4.0.4, PHP 5)

gmp_cmpCompare numbers

Description

int gmp_cmp ( resource $a , resource $b )

Compares two numbers.

Parameters

a

It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.

b

It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.

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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