Method indexOf

vm/JavaAPI/src/java/lang/String.java:350–352

Returns the index within this string of the first occurrence of the specified character. If a character with value ch occurs in the character sequence represented by this String object, then the index of the first such occurrence is returned -- that is, the smallest value such that: this.charAt( ) =

(int ch)

     * ) == ch is true. If no such character occurs in this string, then -1 is returned.
     */
    public int indexOf(int ch){
        return indexOf(ch, 0); 
    }

    /**
     * Returns the index within this string of the first occurrence of the specified character, starting the search at the specified index.