java分割字符串 Unclosed character class near index 错误
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需求
java分割字符串时,代码如下:
String [] = timeArr.split("[");
结果控制台报错:
Unclosed character class near index
原因
| . * [] \ 是特殊字符,在使用时要进行转义
解决方法
String [] = timeArr.split("\\[");
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