code: function () {
              // Shortcuts
              var words = this.words;
              var sigBytes = this.sigBytes;
  
              // Clamp
              words[sigBytes >>> 2] &= 0xffffffff << (32 - (sigBytes % 4) * 8);
              words.length = Math.ceil(sigBytes / 4);
          }
docs: Removes insignificant bits.
  
  @example
  
  wordArray.clamp();