php man page for bccomp

BCCOMP(3)								 1								 BCCOMP(3)

bccomp - Compare two arbitrary precision numbers

SYNOPSIS
       int bccomp (string  $left_operand, string  $right_operand, [int	$scale = int])

DESCRIPTION
	Compares the $left_operand to the $right_operand and returns the result as an integer.

PARAMETERS
	      o $left_operand
		- The left operand, as a string.

	      o $right_operand
		- The right operand, as a string.

	      o $scale
		- The optional $scale parameter is used to set the number of digits after the decimal place which will be used in the comparison.

RETURN VALUES
	Returns 0 if the two operands are equal, 1 if the $left_operand is larger than the $right_operand, -1 otherwise.

EXAMPLES
       Example #1

	      bccomp(3) example

	      <?php

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

	      ?>

PHP Documentation Group 														 BCCOMP(3)