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gmp_sqrtrem (PHP 4 >= 4.0.4, PHP 5) gmp_sqrtrem --
Square root with remainder
Descriptionarray gmp_sqrtrem ( resource a )
Returns array where first element is the integer square root of
a (see also
gmp_sqrt()), and the second is the remainder
(i.e., the difference between a and the
first element squared).
Пример 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";
?>
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The printout of the above program will be:
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gmp_sqrt