관리-도구

편집 파일: uniqueId.js

var baseToString = require('../internal/baseToString'); /** Used to generate unique IDs. */ var idCounter = 0; /** * Generates a unique ID. If `prefix` is provided the ID is appended to it. * * @static * @memberOf _ * @category Utility * @param {string} [prefix] The value to prefix the ID with. * @returns {string} Returns the unique ID. * @example * * _.uniqueId('contact_'); * // => 'contact_104' * * _.uniqueId(); * // => '105' */ function uniqueId(prefix) { var id = ++idCounter; return baseToString(prefix) + id; } module.exports = uniqueId;