php man page for gmp_sign

Query: gmp_sign

OS: php

Section: 3

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

GMP_SIGN(3)								 1							       GMP_SIGN(3)

gmp_sign - Sign of number

SYNOPSIS
int gmp_sign (GMP $a)
DESCRIPTION
Checks the sign of a number.
PARAMETERS
o $a -Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.
RETURN VALUES
Returns 1 if $a is positive, -1 if $a is negative, and 0 if $a is zero.
EXAMPLES
Example #1 gmp_sign(3) example <?php // positive echo gmp_sign("500") . " "; // negative echo gmp_sign("-500") . " "; // zero echo gmp_sign("0") . " "; ?> The above example will output: 1 -1 0
SEE ALSO
gmp_abs(3), abs(3). PHP Documentation Group GMP_SIGN(3)
Related Man Pages
gmp_gcdext(3) - php
gmp_hamdist(3) - php
gmp_setbit(3) - php
pow(3) - php
substr_compare(3) - php
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