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PHP : Function Reference : GMP Functions : gmp_add

gmp_add

Add numbers (PHP 4 >= 4.0.4, PHP 5)
resource gmp_add ( resource a, resource b )

Example 781. gmp_add() example

<?php
$sum
= gmp_add("123456789012345", "76543210987655");
echo
gmp_strval($sum) . "\n";
?>

The above example will output:

200000000000000

Code Examples / Notes » gmp_add

charlie

gmp_* functions don't accept strings with a leading '+':
<?php
echo gmp_strval(gmp_init('+42'));      #0
echo gmp_strval(gmp_add('42', '+42')); #42
echo bcadd('+42', '+42');              #84
?>


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