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(PHP 4, PHP 5, PHP 7, PHP 8)
bccomp — Compare two arbitrary precision numbers
Compares the num1
to the
num2
and returns the result as an
integer.
num1
The left operand, as a string.
num2
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.
Returns 0 if the two operands are equal, 1 if the
num1
is larger than the
num2
, -1 otherwise.
Version | Description |
---|---|
8.0.0 |
scale is now nullable.
|
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
?>