Java Tutorial : Java String (indexOf(String str) method)

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Java Tutorial : Java String (indexOf(String str) method) 

IndexOfDemo.java

/*
 * public int indexOf(String str)
 *
 * Parameters:
 * ---------- 
 * str - the substring to search for.
 *
 * Returns:
 * -------
 * the index of the first occurrence of the
 * specified substring, or -1 if there is no such
 * occurrence.
 */

public class IndexOfDemo
{

    public static void main(String[] args)
    {
        String str = "Welcome.com";

        int indexPosition = str.indexOf("com");
        System.out.println("indexOf(\"com\") = " + indexPosition);

        indexPosition = str.indexOf("abc");
        System.out.println("indexOf(\"abc\") = " + indexPosition);

    }
}

Output

indexOf("com") = 3
indexOf("abc") = -1

Click the below link to download the code:
https://sites.google.com/site/javaee4321/java/StringDemo_indexOf_str_App.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/StringDemo_indexOf_str_App

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/345d9ea97da0f8c2a42a5589a772907315d32386/BasicJava/StringDemo_indexOf_str_App/?at=master

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