JAVA EE: Java Tutorial : Java StringBuilder [indexOf(String str, int fromIndex) method]

Tuesday 10 May 2016

Java Tutorial : Java StringBuilder [indexOf(String str, int fromIndex) method]

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Java Tutorial : Java StringBuilder [indexOf(String str, int fromIndex) method]

StringBuilderDemo.java

/*
 * public int indexOf(String str, int fromIndex)
 *
 * Parameters:
 * ----------
 * str - the substring for which to search.
 *
 * fromIndex - the index from which to start
 * the search.
 *
 * Returns:
 * -------
 * the index within this string of the
 * first occurrence of the specified substring, starting
 * at the specified index.
 */
public class StringBuilderDemo
{

    public static void main(String[] args)
    {
        String str = "com.com.com";
        StringBuilder sb = new StringBuilder(str);
        System.out.println("sb = "+sb);
        // Returns 4
        int indexPosition = sb.indexOf("com", 2);
        System.out.println("indexOf(\"com\",2) = " + indexPosition);
    }
}