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gmp_neg

(PHP 4 >= 4.0.4, PHP 5)

gmp_neg -- Opposé de nombre GMP

Description

resource gmp_neg ( resource a)

gmp_neg() retourne l'opposé de a (-1 * a).

Exemple 1. Exemple avec gmp_neg()

<?php
$neg1
= gmp_neg("1");
echo
gmp_strval($neg1) . "\n";
$neg2 = gmp_neg("-1");
echo
gmp_strval($neg2) . "\n";
?>

L'exemple ci-dessus va afficher :

-1
1
 
 
 
 
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