Javascript 如何在ES5中使用transpiled ES6?
我正在ES6中创建一些类,并将其转换为ES5。但我无法通过ES5访问对象 ES6文件Javascript 如何在ES5中使用transpiled ES6?,javascript,ecmascript-6,ecmascript-5,ecmascript-harmony,transpiler,Javascript,Ecmascript 6,Ecmascript 5,Ecmascript Harmony,Transpiler,我正在ES6中创建一些类,并将其转换为ES5。但我无法通过ES5访问对象 ES6文件 import Util from "./utilities"; export default class Dom { construtor(){} static byId(s){ if(s !== null) { return document.getElementById(s); }else{ throw `$
import Util from "./utilities";
export default class Dom {
construtor(){}
static byId(s){
if(s !== null) {
return document.getElementById(s);
}else{
throw `${Util.functionName()} needs paramater`;
}
}
}
及
将被传送的那个
import Dom from "./Dom";
console.log(Dom.byId("test"));
传输结果
(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var _utilities = require("./utilities");
var _utilities2 = _interopRequireDefault(_utilities);
var Dom = (function () {
function Dom() {
_classCallCheck(this, Dom);
}
_createClass(Dom, [{
key: "construtor",
value: function construtor() {}
}], [{
key: "byId",
value: function byId(s) {
if (s !== null) {
return document.getElementById(s);
} else {
throw _utilities2["default"].functionName() + " needs paramater";
}
}
}]);
return Dom;
})();
exports["default"] = Dom;
module.exports = exports["default"];
},{"./utilities":3}],2:[function(require,module,exports){
"use strict";
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
var _Dom = require("./Dom");
var _Dom2 = _interopRequireDefault(_Dom);
console.log(_Dom2["default"].byId("h1"));
},{"./Dom":1}],3:[function(require,module,exports){
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
var Util = (function () {
function Util() {
_classCallCheck(this, Util);
}
_createClass(Util, null, [{
key: 'functionName',
value: function functionName() {
var name = arguments.callee.toString();
name = name.substr('function '.length);
name = name.substr(0, name.indexOf('('));
return name;
}
}]);
return Util;
})();
exports['default'] = Util;
module.exports = exports['default'];
},{}]},{},[2])
//# sourceMappingURL=helpers.js.map
代码>(函数e(t,n,n,r)若(t,t,n,n,r)若(t(t,t,n,n,r)若(t(t,t,n,n,n,r)若(t,n,n)若(t,n,n)若(t,n,n,r)若(t)若(t)若(t(t,n,n,n,n,r)若)若(t,(t,n,n,n,n,n,n,r)若)若(t,(t(t,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,r)若)若(t,(t)若(t,(t,n,n,(t,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n,n)若r)}返回n[o] .exports}var i=typeof require==“function”&&require;for(var o=0;o如果要将某个内容“导出”到全局范围,请将其分配给窗口的属性
对象:
window.Dom = Dom;
但是要注意,声明全局变量被认为是不好的做法().
window.Dom=Dom
?您需要一个模块加载器。默认情况下,Babel以CommonJS语法输出模块,因此您需要一个支持该语法的模块,例如@PavloDom
未在窗口范围中定义。它看起来就像是从穷人那里来的indentation@Pavlo啊,是的,非常感谢(我好笨)!你能把它作为答案吗。@RGraham,我用的是Babel、babelify和browserify。啊……我明白了……但是像window.{aContainer}.Dom
这样的东西更容易接受吗?是的,不要这样做。
window.Dom = Dom;