Method substring

vm/JavaAPI/src/java/lang/String.java:756–765

Returns a new string that is a substring of this string. The substring begins with the character at the specified index and extends to the end of this string. Examples: "unhappy".substring(2) returns "happy" "Harbison".substring(3) returns "bison" "emptiness".substring(9) returns "" (an empty string

(int start)

     * "unhappy".substring(2) returns "happy" "Harbison".substring(3) returns "bison" "emptiness".substring(9) returns "" (an empty string)
     */
    public java.lang.String substring(int start){
        if (start == 0) {
            return this;
        }
        if (start >= 0 && start <= count) {
            //return new String(offset + start, count - start, value);
            return new String(value, offset + start, count - start);
        }
        throw new ArrayIndexOutOfBoundsException(start);
    }

    /**
     * Returns a new string that is a substring of this string. The substring begins at the specified beginIndex and extends to the character at index endIndex - 1. Thus the length of the substring is endIndex-beginIndex.