KeyboardJS.on('ctrl > m',function(){console.log('ctrl m!');});***Userpresses'ctrl'***Userpresses'm'>>>'ctrl m!'***Userreleases'ctrl'and'm'//if the keys are pressed in the wrong order the binding will not be triggered***Userpresses'm'***Userpresses'ctrl'***Userreleases'm'...
1 function myFunction() { 2 let x = document.getElementById("fname"); 3 x.value = x.value.toUpperCase(); 4 } The keypress Event The keypress event is triggered when a key is pressed. In the code sample below, an event listener is added to the document object that executes...
KeyboardJS.on('ctrl > m', function() { console.log('ctrl m!'); }); *** User presses 'ctrl' *** User presses 'm' >>> 'ctrl m!' *** User releases 'ctrl' and 'm' //if the keys are pressed in the wrong order the binding will not be triggered *** User presses 'm' *...
网页上要设置快捷键最基础的做法一般是监听 keydown 事件,然后通过监听函数参数获取一些按键相关的属性来判断用户按了哪些按键: document.addEventListener( 'keydown', function( event ){ let key = event.key; if ( key === 'Enter' ) { console.log( '你按下的是回车键～' ); } } ); 上面的代码只...
('ctrl+o, ctrl+alt+enter', 'issues', function(){ console.log('do something'); }); hotkeys.setScope('issues'); // get scope hotkeys.getScope(); // delete scope hotkeys.deleteScope('issues'); hotkeys.deleteScope('issues', 'newScopeName'); // unbind 'a' handler hotkeys....
This is because keyboard shortcuts where only used in JavaScript games - no serious web application used keyboard shortcuts to navigate around its interface. But Google apps like Google Reader and Gmail changed that. So, I have created a function to make adding shortcuts to your application ...
JavaScript ele.onkeyup = function(e) { if (e.key === "ArrowDown") { // some code to execute on arrow down } else if (e.key === "ArrowUp") { // code to execute on arrow up } } If you want to match a specific key in your events and don't know its name what you can...
Create the input(e) and del() JavaScript functions on the page. The input(e) function enters the number into the text box by using the parameter e. The del() function deletes a number from the text box. function input(e) {
/in/addons/callbacks Contains files, named as the layout file name (e.g., chinese-cangjie.js) and contains layout-dependent JS code in the following format: {'activate' : function () { // optional method // called on the layout activation time // here you could set some initial sta...
With just a sprinkle of JavaScript, we have added an accessibility function to our tooltip. And that was just the start of what we can do with akeydownevent listener. It’ll be a crucial tool to improve keyboard accessibility for multiple components, but there is another event listener we ...