Question

过滤特殊字符的正则表达式如何去写

Answer 1

String s1="我是正确测试数据aasdf2342343ASFASDF"; String s2="我是错误测试数据@#！@#"; String reg = "[^0-9a-zA-Z\u4e00-\u9fa5]+"; System.out.println(s1.replaceAll(reg,"")); System.out.println(s2.replaceAll(reg,""));