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    gmp_perfect_square

    (PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)

    gmp_perfect_square — Perfect square check

    Descrição

    gmp_perfect_square(GMP|int|string $num): bool

    Check if a number is a perfect square.

    Parâmetros

    num

    The number being checked as a perfect square.

    Um objeto GMP, um int ou uma string numérica.

    Valor Retornado

    Returns true if num is a perfect square, false otherwise.

    Exemplos

    Exemplo #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"));
    ?>

    O exemplo acima produzirá:

    bool(true)
bool(false)
bool(true)

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