In HTML: <element onclick="myScript"> Try it Yourself » In JavaScript: object.onclick = function(){myScript}; Try it Yourself » In JavaScript, using the addEventListener() method: object.addEventListener("click", myScript); Try it Yourself » ...
money = 10; //dollars function ammountpen() { money--; document.getElementById("money").innerHTML = "Money Left: " + money; } function sellpen() { money++; document.getElementById("money").innerHTML = "Money Left: " +money; } ~...
https://www.w3schools.com/js/js_this.asp在常规函数中,this 关键字表示调用该函数的对象,可以是窗口、文档、按钮或其他任何东西。 https://www.w3schools.com/js/js_arrow_function.aspconst arrayBtn = document.querySelector(".arrowFunc");const regBtn = document.querySelector(".regFunc");hello =...
你可以尝试直接将onclick事件监听器和/或keypress事件监听器添加到按钮中,并在JavaScript中使用其他内容,使代码内容运行在自己的函数中。 Search function foo() { searchResult = document.getElementById("input1").value; // code here } const searchBar = document.getElementById("input1"); searchBar...
什么是管道模式呢？管道模式允许应用程序发送查询，而不用读取先前发送查询的结果。一句话，它允许在单个...
About Please help me figure this out. I really appreciate it function fadeIn() { var elem = document.getElementById("about"); var begin = 0; var id = setInterval(frame, 10); function frame() { if (begin == 100) { clearInterval(...