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This method replaces the first substring of this string that matches the given regular expression with the given replacement.
Here is the syntax of this method:
public String replaceFirst(String regex, String replacement) |
Here is the detail of parameters:
regex : the regular expression to which this string is to be matched.
replacement : the string which would replace found expression.
It returns a resulting String.
import java.io.*; public class Test{ public static void main(String args[]){ String Str = new String("Welcome to Tutorialspoint.com"); System.out.print("Return Value :" ); System.out.println(Str.replaceFirst("(.*)Tutorials(.*)", "AMROOD" )); System.out.print("Return Value :" ); System.out.println(Str.replaceFirst("Tutorials", "AMROOD" )); } } |
This produces following result:
Return Value :AMROOD Return Value :Welcome to AMROODpoint.com |
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