replace() - String Methods in Java

This article is a part of String Methods in Java.
The replace() method searches the string for a specified character and then returns a string where the specified character is replaced. There are two parameters in this method, namely oldChar and newChar. The oldChar represents the character to be replaced, whereas the newChar represents the character with which it should be replaced.

Return type

The return type for replace() method is String. Let us look at an example for this method.


Let us look at the output of the above.

String Methods replace()
Fig.1- String Method - replace()


replaceFirst() method replaces only the first occurrence of the oldChar with newChar. Let us look at the example.


Let us look at the output of the above.

String Methods replaceFirst()
Fig.2- String Method - replaceFirst()

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Author : Satyam Kumar -

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