Function charsEndIndex

lodash.js:1091–1096

* Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol * that is not found in the character symbols. * * @private * @param {Array} strSymbols The string symbols to inspect. * @param {Array} chrSymbols The character symbols to find. * @returns {number} Returns

(strSymbols, chrSymbols)

   * @returns {number} Returns the index of the last unmatched string symbol.
   */
  function charsEndIndex(strSymbols, chrSymbols) {
    var index = strSymbols.length;

    while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}
    return index;
  }

  /**
   * Gets the number of `placeholder` occurrences in `array`.