Created
August 29, 2012 16:47
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Some functions about php float number
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| php 小数整理,向上取整,向下去整,四舍五入,丢弃小数部分,保留整数部分(转) | |
| 1.丢弃小数部分,保留整数部分 | |
| php: intval(7/2) | |
| js:parseInt(7/2) | |
| 2.向上取整,有小数就整数部分加1 | |
| php: ceil(7/2) | |
| js: Math.ceil(7/2) | |
| 3,四舍五入. | |
| php: round(7/2) | |
| js: Math.round(7/2) | |
| 4,向下取整 | |
| php: floor(7/2) | |
| js: Math.floor(7/2) |
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