gmp_sign

PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8
gmp_sign - Sign of number
Manual
Code Examples

gmp_sign( GMP|int|string$num ): int

Checks the sign of a number.

Parameters

num

Either a GMP object, or a numeric string provided that it is possible to convert the latter to an int.

Return Values

Returns 1 if num is positive, -1 if num is negative, and 0 if num is zero.

Related Functions

Example of gmp_sign

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Function gmp_sign:

GNU Multiple Precision Functions

Most used PHP functions