function getThis()( console.log(this) } getThis(); //returns Window {postMessage: ƒ, blur: ƒ, focus: ƒ, close: ƒ, frames: Window, ...} Listing 5-2Get the Current Context of a Function in the Global
>window.location.hash()——返回一个URL的锚部分(#及其以后的部分); window.location.host()——返回/设置主机名及端口 window.location.href()——返回完整的URL; window.location.search()——返回/设置RUL查询部分(从?开始的URL); window.location.port()——返回/设置一个URL服务器使用的端口号; 方法: w...
var parser = new URL('http://github.com/huei90');parser.hostname; // => "github.com"那些不支持URL()接口的浏览器，尝试DOM createElement('a')方法。var parser = document.createElement('a');parser.href = "http://github.com/huei90";parser.hostname; // => "github.com"调试模拟多重网...
In the Edit Configurations dialog that opens, click the Add button () on the toolbar and select Attach to Node.js/Chrome from the list. The Run/Debug Configuration: Attach to Node.js/Chrome dialog opens. Specify the configuration name and accept the predefined host and port values localhost...
包含在元素内部的 JavaScript 代码将被从上至下依次解释。就拿前面这个例子来说,解释器会解释一个函数的定义,然后将该定义保存在自己的环境当中。在解释器对元素内部的所有代码求值完毕以前,页面中的其余内容都不会被浏览器加载或显示。 如果要通过元素来包含外部 JavaScript 文件,那么 src 属性就是必需的。这个属性的...
log("Current view.timeExtent:", view.timeExtent.start, " - ", view.timeExtent.end} } } // set the timeExtent on the layer and useViewTime false // In this case, the layer will honor its timeExtent and ignore // the view's timeExtent const layer = new ImageryLayer({ url: "...
Window Location Port Thewindow.location.portproperty returns the number of the internet host port (of the current page). Example Display the name of the host: document.getElementById("demo").innerHTML= "Port number is "+ window.location.port; ...
GET / HTTP/1.1\r\n Host: 127.0.0.1:10086\r\n Connection: keep-alive\r\n Pragma: no-cache\r\n Cache-Control: no-cache\r\n Upgrade-Insecure-Requests: 1\r\n User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36\r...
As Web Workers will be executed on separated threads, you need to host their code into separated files from the main page. Once done, you need to instantiate a Worker object to call them:You’ll then start the worker (and thus a thread under Windows) by sending it a first message:...
constructor(pciDev) {this.__pciDev = pciDev;this.__pciPDO = __getStackPDO(this.__pciDev);this.__isBridge = (this.__pciDev.address !=this.__pciPDO.address);if(this.__isBridge) {this.__deviceExtension = host.createTypedObject(this.__pciPDO.DeviceExtension.address,"pci.sys","_PCI...