我试图跟踪用户使用键盘按Shift + Tab组合键,但我无法触发该事件
@HostListener('keyup', ['$event'])
@HostListener('keydown', ['$event'])
onkeyup(event) {
if (event.keyCode == 16 && event.keyCode == 9) {
this.isShift = true;
console.log("On Keyup " + event.keyCode);
}
}
onkeydown(event) {
console.log("On KeyDown" + event.keyCode);
}
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