bccomp
bccomp
(PHP 4, PHP 5, PHP 7)
bccomp — Compare two arbitrary precision numbers
Description
int bccomp ( string $left_operand , string $right_operand [, int $scale = 0 ] )
Compares the left_operand to the right_operand and returns the result as an integer.
Parameters
left_operand
The left operand, as a string.
right_operand
The right operand, as a string.
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() example
<?php
echo bccomp('1', '2') . "\n"; // -1
echo bccomp('1.00001', '1', 3 // 0
echo bccomp('1.00001', '1', 5 // 1
?>
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