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akihiromukae/bcmathでphpのfloat精度を上げる

Created February 3, 2018 09:28
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bcmathでphpのfloat精度を上げる
$num = (0.1 + 0.7) * 10;
$num = bcmul(bcadd(0.1, 0.7, 1), 10, 1);
php -r 'echo bcmul(bcadd(0.1, 0.7), 10)."\n";'
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