public String replaceAll(String regex,
String replacement)Replaces each substring of this string that matches the given regular expression with the given replacement.
An invocation of this method of the form str.replaceAll(regex, repl) yields exactly the same result as the expression Pattern.compile(regex).matcher(str).replaceAll(repl)Parameters:
regex - the regular expression to which this string is to be matched
Returns:
The resulting String
Throws:
PatternSyntaxException - if the regular expression's syntax is invalid
Since:
1.4
See Also:
Pattern
String replacement)Replaces each substring of this string that matches the given regular expression with the given replacement.
An invocation of this method of the form str.replaceAll(regex, repl) yields exactly the same result as the expression Pattern.compile(regex).matcher(str).replaceAll(repl)Parameters:
regex - the regular expression to which this string is to be matched
Returns:
The resulting String
Throws:
PatternSyntaxException - if the regular expression's syntax is invalid
Since:
1.4
See Also:
Pattern
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String str = "aaa\"bbb";
System.out.println(str);
System.out.println(str.replaceAll("\\Q\"\\E", "\\\\"));
}
* 字符串替换方法，用来替换字符串，该复发把可以替换所有的字符串
*
* @param str
* 字符串表达式包含要替代的子字符串
* @param srcString
* 被搜索的子字符串
* @param objString
* 用于替换的子字符串
* @return 被替换后的字符串
*/
public static String replace(String str, String find, String replaceWith) {
return str.replaceAll("\\Q" + find + "\\E", replaceWith);
}
System.out.println(str);
System.out.println(str.replaceAll("\"", "\\\\\""));