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JS如何取整数
2022-07-02 18:39:00 【全栈程序员站长】
大家好,又见面了,我是你们的朋友全栈君。
1.丢弃小数部分,保留整数部分 parseInt(5/2)
2.向上取整,有小数就整数部分加1
Math.ceil(5/2)
3,四舍五入.
Math.round(5/2)
4,向下取整
Math.floor(5/2)
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