[英]Event listener doesn't work for Enter key
What may be the reason, that event listener of Enter
key doesn't work? Enter
键的事件侦听器不起作用可能是什么原因?
I tried both plain JS: 我都尝试了普通的JS:
addEventListener("keydown", function (e) {
if (e.keyCode === 13) {
enter(e);
}
});
function enter(e) {
event.preventDefault();
alert("You pressed enter");
}
and jQuery: 和jQuery:
$(document).keypress(function(e) {
if(event.which == 13) {
event.preventDefault();
alert('You pressed enter!');
}
});
Also, I tried both event
and e
. 另外,我尝试了
event
和e
。 Doesn't work. 不起作用 For another key, for example
Backspace
it works well. 对于另一个键,例如
Backspace
它可以很好地工作。
That is a plugin for our corporate intranet - when you click some letter in email inbox, and after that press Enter
, small pop-up window must be shown. 那是我们公司内部网的插件-当您单击电子邮件收件箱中的某个字母,然后按
Enter
,必须显示一个小的弹出窗口。 But for some reason Enter
is ignored in my script - instead of showing pop-up, webpage immediately opens the letter (that is a default behavior). 但是由于某种原因,我的脚本中会忽略
Enter
-网页没有显示弹出窗口,而是立即打开字母(这是默认行为)。
As I understand, the reason may be in another listener somewhere in webmail interface? 据我了解,原因可能是在Webmail界面中的另一个侦听器中? Or not?
或不? If yes, may I somehow impart higher priority for handling
Enter
(so, before opening the letter, pop-up will be shown)? 如果是,我可以以某种方式赋予更高的优先级来处理
Enter
(因此,在打开字母之前,将显示弹出窗口)?
Apologize for long description. 抱歉,不提供详细说明。
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