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javascript ceil() 获取小数的整数(取整)

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Release： 2016-06-01 09:54:40
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ceil() 返回大于等于其数字参数的最小整数。

基本语法：

Math.ceil(number)
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必选项number 参数是数值表达式。如何传入一个非数值，则返回NaN。

返回值

大于等于 x，并且与它最接近的整数。

说明

ceil() 方法执行的是向上取整计算，它返回的是大于或等于函数参数，并且与之最接近的整数。

实例：

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在线运行

运行结果：

1 1 5 6 -5 NaN
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Related labels：
ceil js Rounding
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