java 正则表达式从java中的字符串中删除空格，逗号，空格？
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Regular Expression to remove space ,comma ,space from a string in java?
提问by Sandeep Sokhal
i Have a string s "hello,sa n.txt"
我有一个字符串“你好，sa n.txt”
but i want the string s ="hellosan.txt" no comma,no space, no semicolon,should be there How can i do this in java Using regular expression?
但我想要字符串 s ="hellosan.txt" 没有逗号，没有空格，没有分号，应该在那里我如何在 java 中使用正则表达式来做到这一点？
回答by Bohemian
String input = "hello,sa n.txt";
String clean = input.replaceAll("[, ;]", ""); // replace any of ", ;" with "nothing"
回答by nmenego
Try this to replace ALL of the commas, semicolons and spaces in your string:
试试这个来替换字符串中的所有逗号、分号和空格：
replaceAll("[,;\s]", "");
回答by PermGenError
System.out.println("hello,sa n.txt".replaceAll("[, ;]", ""));
