gmp_sqrtrem
gmp_sqrtrem
(PHP 4 >= 4.0.4, PHP 5, PHP 7)
gmp_sqrtrem — Square root with remainder
Description
array gmp_sqrtrem ( GMP $a )
Calculate the square root of a number, with remainder.
Parameters
Return Values
Returns array where first element is the integer square root of a
and the second is the remainder (i.e., the difference between a
and the first element squared).
Examples
Example #1 gmp_sqrtrem() example
<?php list($sqrt1, $sqrt1rem) = gmp_sqrtrem("9"); list($sqrt2, $sqrt2rem) = gmp_sqrtrem("7"); list($sqrt3, $sqrt3rem) = gmp_sqrtrem("1048576"); echo gmp_strval($sqrt1) . ", " . gmp_strval($sqrt1rem) . "\n"; echo gmp_strval($sqrt2) . ", " . gmp_strval($sqrt2rem) . "\n"; echo gmp_strval($sqrt3) . ", " . gmp_strval($sqrt3rem) . "\n"; ?>
The above example will output:
3, 0 2, 3 1024, 0
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https://secure.php.net/manual/en/function.gmp-sqrtrem.php