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Java String replaceAll()

Example of String.replaceAll Method in Java

This method replaces each substring of the string that matches the given regular expression with the given replace_str. 

Syntax of Java replaceAll String

public String replaceAll(String regex, String replace_str)

Parameters

  • regex: the regular expression to which this string is to be matched.
  • replace_str: the string which would replace found expression.

Return Value

  • This method returns the resulting String.

Java String replaceAll() Method

The String replaceAll method in Java searches for a specified string or a specified value, or a regex expression by virtue of which has the same suggests returns a new string with related characters. Let us learn about Java replaceAll string method in this article. 

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Java String replaceAll()

This method replaces each substring of the string that matches the given regular expression with the given replace_str....

Example of String.replaceAll Method in Java

Java // Java code to demonstrate the // working of replaceAll()   public class rep2 {     public static void main(String args[])     {         // Initialising String         String Str = new String("Welcome to geeksforgeeks");           // original string         System.out.print("Original String : ");         System.out.println(Str);           // Using replaceAll to replace regex with         // replace_str         System.out.print(             "After replacing regex with replace_str : ");         System.out.println(             Str.replaceAll("(.*)geeks(.*)", "ASTHA TYAGI"));     } }...

Exceptions with String.replaceAll Java

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Example of String.replaceAll Method in Java