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除数和被除数任意一个为0 会抛出Exception in thread "main" java.lang.ArithmeticException: / by zero 异常

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bob.guo 2021-11-19 16:45:51 +08:00
parent 1efa09d8ad
commit 055e429229
1 changed files with 7 additions and 0 deletions
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7
hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
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@ -747,12 +747,19 @@ public class NumberUtil {
if (null == v1) { if (null == v1) {
return BigDecimal.ZERO; return BigDecimal.ZERO;
} }
if(v1.compareTo(BigDecimal.ZERO)==0||v2.compareTo(BigDecimal.ZERO)==0){
return BigDecimal.ZERO;
}
if (scale < 0) { if (scale < 0) {
scale = -scale; scale = -scale;
} }
return v1.divide(v2, scale, roundingMode); return v1.divide(v2, scale, roundingMode);
} }
public static void main(String[] args) {
System.out.println(div(BigDecimal.ZERO,BigDecimal.ZERO));
}
/** /**
* 补充Math.ceilDiv() JDK8中添加了和Math.floorDiv()但却没有ceilDiv() * 补充Math.ceilDiv() JDK8中添加了和Math.floorDiv()但却没有ceilDiv()
* *