PHP gmp_abs() Function

---

---

Definition and Usage

The gmp_abs() function returns the absolute value.

Description

gmp_abs() will return an absolute value for the given number.

Syntax

gmp_abs ( GMP $number ) : GMP

Parameters

Return Values

PHP gmp_abs () function returns an absolute value as a GMP number.

PHP Version

This function will work from PHP Version greater than 5.0.0.

Example 1

Working of gmp_abs() −

<?php
   $num1 = gmp_abs("545459898");
   $num2 = gmp_abs("-545459898");

   echo "The absolute number is : ".$num1;
   echo "<br/><br/>";
   echo "The absolute number is : ".$num2;
?>

This will produce following result −

The absolute number is : 545459898
The absolute number is : 545459898

Example 2

To get absolute value of a GMP number −

<?php
   $gmp_num1 = gmp_init(-123456);
   echo "The gmp number is : ".$gmp_num1;
   echo "<br/><br/>";
   $num1 = gmp_abs($gmp_num1);
   echo "The absolute number is : ".$num1;
?>

This will produce following result −

The gmp number is : -123456
The absolute number is : 123456