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$x = 62574 * 62574; var_dump($x); // float(3915505476) ... correct var_dump($x % 104659); // int(-72945) ... incorrect
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PHP? ? ??? ??? ? ?? ? ?? ?? ?????? BC Math? GMP? ?????. GMP? ?? ???? API? ???? ?? ? ??? ???? ?????.
GMP ??
GMP? ??? ??? ??? ???? ? ??? ? ????. ??? ???? ? ? ??? Decimal2? ?? ??? ?? ???? ???? ? ?? ??? ???? ?? ??? ? ???? ??? ?? ??? ??? ? ????.
// Using the GMP library
$bignum = gmp_init('62574'); // Initialize GMP number
$product = gmp_mul($bignum, $bignum); // Multiply using GMP
$modulus = gmp_mod($product, 104659); // Calculate modulus using GMP
echo gmp_strval($modulus); // Output the correct modulus value
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PHP? ???? SQL ??? ??? ??????
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