java 出错Unclosed character class near index 4
使用str.replaceAll("[【】]","")时,出现Unclosed character class near index 4
解决方法str.replaceAll("//[【】//]","")
使用str.replaceAll("[【】]","")时,出现Unclosed character class near index 4
解决方法str.replaceAll("//[【】//]","")