PHP 忒聊 綴豖 ヶ輛 fmod (PHP 4 = 4.2.0) Description Returns the floating point remainder of dividing the dividend (x) by the divisor (y). The reminder (r) is defined as: x = i * y + r, for some integer i. If y is non-zero, r has the same sign as x and a magnitude less than the magnitude of y. 瞰赽 1. Using fmod() $x = 5.7; $y = 1.3; $r = fmod($x, $y); // $r equals 0.5, because 4 * 1.3 + 0.5 = 5.7 綴豖 れ萸 ヶ輛 floor 奻珨撰 getrandmax