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Последние активные темы форума |
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gmp_perfect_square
(PHP 4 >= 4.0.4, PHP 5) gmp_perfect_square -- Perfect square check
Descriptionbool gmp_perfect_square ( resource a ) Returns TRUE if a is a perfect square,
FALSE otherwise.
Пример 1. gmp_perfect_square() example
<?php
// 3 * 3, perfect square
var_dump
(
gmp_perfect_square
(
"9"
));
// not a perfect square
var_dump
(
gmp_perfect_square
(
"7"
));
// 1234567890 * 1234567890, perfect square
var_dump
(
gmp_perfect_square
(
"1524157875019052100"
));
?>
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The printout of the above program will be:
bool(true)
bool(false)
bool(true) |
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Смотрите также: gmp_sqrt(),
gmp_sqrtrem().
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