_charsEndIndex.js (600B)
1 var baseIndexOf = require('./_baseIndexOf'); 2 3 /** 4 * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol 5 * that is not found in the character symbols. 6 * 7 * @private 8 * @param {Array} strSymbols The string symbols to inspect. 9 * @param {Array} chrSymbols The character symbols to find. 10 * @returns {number} Returns the index of the last unmatched string symbol. 11 */ 12 function charsEndIndex(strSymbols, chrSymbols) { 13 var index = strSymbols.length; 14 15 while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {} 16 return index; 17 } 18 19 module.exports = charsEndIndex;