这两天学习了Vue.js 感觉组件这个地方知识点挺多的，而且很重要，所以，今天添加一点小笔记,学习一下Vue键盘事件
键盘事件
<!DOCTYPE html><html><head> <meta charset="utf-8"> <title></title> <script src="../js/Vue.js" charset="utf-8"></script> <script type="text/javascript"> window.onload = function () {
var vm = new Vue({
el: '#box', data: {
}
, methods: {
show: function (ev) {
alert(ev.keyCode) }
}
}
);
}
</script></head><body><div id="box"> <input type="text" @keydown="show($event)"></div></body></html>
keyCode
<!DOCTYPE html><html><head> <meta charset="utf-8"> <title></title> <script src="../js/Vue.js" charset="utf-8"></script> <script type="text/javascript"> window.onload = function () {
var vm = new Vue({
el: '#box', data: {
}
, methods: {
show: function (ev) {
if(ev.keyCode==13){
alert('你按了回车键！') }
}
}
}
);
}
</script></head><body><div id="box"> <input type="text" @keyup="show($event)"></div></body></html>
keyUp
<!DOCTYPE html><html><head> <meta charset="utf-8"> <title></title> <script src="../js/Vue.js" charset="utf-8"></script> <script type="text/javascript"> window.onload = function () {
var vm = new Vue({
el: '#box', data: {
}
, methods: {
show: function (ev) {
alert(ev.keyCode) }
}
}
);
}
</script></head><body><div id="box"> <input type="text" @keyup="show($event)"></div></body></html>
键盘事件——简写方式
<!DOCTYPE html><html><head> <meta charset="utf-8"> <title></title> <script src="../js/Vue.js" charset="utf-8"></script> <script type="text/javascript"> window.onload = function () {
var vm = new Vue({
el: '#box', data: {
}
, methods: {
show: function () {
alert('你按了回车！');
}
, show2: function () {
alert('你按了回车！');
}
, show3: function () {
alert('你按了上键！');
}
, show4: function () {
alert('你按了下键！');
}
, show5: function () {
alert('你按了左键！');
}
, show6: function () {
alert('你按了右键！');
}
}
}
);
}
</script></head><body><div id="box"> <input type="text" @keyup.13="show()"> <hr> <input type="text" @keyup.enter="show2()"> <hr> <input type="text" @keyup.up="show3()"> <hr> <input type="text" @keyup.down="show4()"> <hr> <input type="text" @keyup.left="show5()"> <hr> <input type="text" @keyup.right="show6()"> <hr></div></body></html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。
