bccomp
(PHP 4, PHP 5)
bccomp — Compare two arbitrary precision numbers
Описание
int bccomp
( string $left_operand
, string $right_operand
[, int $scale
] )
Compares the left_operand to the right_operand and returns the result as an integer.
Список параметров
- 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.
Возвращаемые значения
Returns 0 if the two operands are equal, 1 if the left_operand is larger than the right_operand , -1 otherwise.
Примеры
Пример #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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