mounted() {
this.$nextTick(() => {
this.keyDown();
});
},
methods: {
keyDown() {
let that = this;
document.onkeydown = (e) => {
//事件对象兼容
let e1 = e || event || window.event || arguments.callee.caller.arguments[0]
if(e1 && e1.keyCode == 46) {//del键,其他按键对应数值,打印查看即可
}
}
}
}
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