window.onload=getExif; function getExif() { var img1 = document.getElementById("img1"); EXIF.getData(img1, function() { var make = EXIF.getTag(this, "Make"); var model = EXIF.getTag(this, "Model"); var makeAndModel = document.getElementById("makeAndModel"); makeAndModel.innerH...
This function is going to return whatever you’re passing as its input; that is, if you’re passing 5, it’s going to return the value 5 (i.e., the function just acts as a mirror or identity). Note that our function operates only on the incoming argument i, and there is no glob...
child.on('exit', function(code) { clearTimeout(timer); setImmediate(function(){ if (!stdout) { hollaback({ result: 'Error', console: [] }); } else { var ret; try { ret = JSON.parse(stdout); } catch (e) { ret = { result: 'JSON Error (data was "'+stdout+'")', ...
functionexitScreen(){if(document.exitFullscreen) {document.exitFullscreen()}elseif(document.mozCancelFullScreen) {document.mozCancelFullScreen()}elseif(document.webkitCancelFullScreen) {document.webkitCancelFullScreen()}elseif(document.msExitFullscre...
"scripts":{ "test":"echo\ "Error: no test specified\" && exit 1", "start": "http-server" } Listing 9-1Updating the package.json File so the Start Script Will Run a Local Server 现在,当在命令行时,你只需要键入npm start,这将启动本地 web 服务器。要停止服务器运行,可以键入 Control ...
.exit Exit the repl .help Print this help message .load Load JS from a file into the REPL session .save Save all evaluated commands in this REPL session to a file Press ^C to abort current expression, ^D to exit the repl > let x = 2, y = 3; ...
DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code. 所以,最好去捕获错误。 (6)使用 Promise 处理定时器错误 对于计时器或事件,不能捕获回调抛出的异常。上面有一个例子: ...
<a href="../index.html" tabindex="1">Exit</a> </span> </body> </html> 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 效果如下: 实现登录验证脚本 最后我们要做的,就是判断用户是否登录成功。 事实上,如果要真正制作一个可以使用的登录界面,我们需要建立一个数据库来存储...
// WinDbg JavaScript sample // Adds two functions function addTwoValues(a, b) { return a + b; } 使用文本编辑器(如记事本)创建名为 FirstSampleFunction.js 的文本文件使用.scriptload 命令加载脚本。dbgcmd 复制 0:000> .scriptload c:\WinDbg\Scripts\FirstSampleFunction.js JavaScript script succes...
animation:{enter:{type:'fadeIn'},exit:{type:'fadeOut'}} 具体的内置动画以及动画配置参见 V...