Exception in thread "main" java.util.regex.PatternSyntaxException: Unclosed character class near index 0 解决方法: 要对切割字符进行转义\ - 润新知

Exception in thread "main" java.util.regex.PatternSyntaxException: Unclosed character class near index 0 解决方法: 要对切割字符进行转义\

使用str.split("[",15)时，出现Exception in thread "main" java.util.regex.PatternSyntaxException: Unclosed character class near index 0 [ ^的问题

解决办法为在[加上\转义

str.split("\[",15)
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原文地址：https://www.cnblogs.com/andy-lehhaxm/p/9406923.html

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