Method programSize

java/com/google/re2j/Pattern.java:313–315

Returns the program size of this pattern. Similar to the C++ implementation, the program size is a very approximate measure of a regexp's "cost". Larger numbers are more expensive than smaller numbers. @return the program size of this pattern

()

   * @return the program size of this pattern
   */
  public int programSize() {
    return re2.numberOfInstructions();
  }

  /**
   * Returns the number of capturing groups in this matcher's pattern. Group zero denotes the entire