gmp_abs
    (PHP 4 >= 4.0.4, PHP 5)
gmp_abs -- Absolute value
Description
resource 
gmp_abs ( resource a)
     Returns absolute value of a.
    
Example 1. gmp_abs() example 
<?php $abs1 = gmp_abs("274982683358"); $abs2 = gmp_abs("-274982683358");
  echo gmp_strval($abs1) . "\n"; echo gmp_strval($abs2) . "\n"; ?>
 |  
 
      The printout of the above program will be:
      274982683358
274982683358  |  
  |