Topic: 请教(如何把double型输出为指定小数点后位数) |
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| 1.请教(如何把double型输出为指定小数点后位数) | Copy to clipboard |
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Posted by: sammi8190 Posted on: 2005-05-09 10:38 如何把double型输出为指定小数点后位数 例如 1/3 指定小数点后1位 = 0.3 | |
| 2.Re:请教(如何把double型输出为指定小数点后位数) [Re: sammi8190] | Copy to clipboard |
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Posted by: why Posted on: 2005-05-09 20:44 http://java.sun.com/j2se/1.4.2/docs/api/java/text/NumberFormat.html http://java.sun.com/j2se/1.4.2/docs/api/java/text/DecimalFormat.html http://javaalmanac.com/egs/java.text/FormatNumExp.html | |
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