window.onkeydown = function(e) {
//enter key adds a task
var code = e.keyCode || e.which;
if(code === 13) {
var taskName = document.getElementById("task_name").value;
var dueDate = document.getElementById("due_date").value;
$("#list").append("<div class='task'>" + taskName + "<textarea class='note_input' placeholder='Notes' rows='2'></textarea>" + "<br>" + "<div class='due'>" + "Due: " + dueDate + "</div>" + "</div>");
$("h1").effect("pulsate", 1000);
}
//checking if alt and c keys are both pressed
var clearKeys = {
alt: false,
c: false,
};
if (code === 18) {
clearKeys.alt = true;
} else if (code === 67) {
clearKeys.c = true;
}
if (clearKeys.alt === true && clearKeys.c === true) {
$(".task").fadeOut("slow");
}
//resetting the values of clearKeys.alt and clearKeys.c
window.onkeyup = function(e) {
var code = e.keyCode || e.which;
if (code === 18) {
clearKeys.alt = false;
} else if (code === 67) {
clearKeys.c = false;
}
};
};
我在JS Bin做了这个项目。 You can check it out here. 当我按下回车键时,它工作正常。但是,当我想清除列表(alt + c)时,它将无法正常工作。代码看起来很好,编辑器没有显示任何错误,所以我无法弄清楚哪里出错了。
答案 0 :(得分:1)
window.onkeydown = function(e) {
code == e.keyCode || e.which;
if( e.altKey && code == 67 ) {
//alt+c
}
};