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预定义常量 »
« Math
PHP 手册
函数参考
数学扩展
Math
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简介
这些数学函数将只处理
int
和
float
类型范围内的值。要处理更大的数字，请查看
任意精度数学函数
或
GNU 多精度函数
。
参见
算术运算符
任意精度数学函数
GNU 多精度函数
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