initial-scale=1.0">周期函数setlnterval//点击按钮显示当前时间vardisplayTime =function() {vart2 =newDate();varstrTime = t2.toLocaleString();document.getElementById("timeDiv5").innerText= strTime; }//自动定期获取当前时间
<!DOCTYPE html> Test function myFunction() {/* w w w.j a va 2s . c o m*/ document.getElementById("myFrame").height = "400"; document.getElementById("myFrame").width = "400"; } PreviousNext Related Javascript DOM HTML IFrame seamless Property Javascript DOM HTML IFram...
functionmove(){varelem=document.getElementById("myBar");varwidth=0;varid=setInterval(frame,10);functionframe(){if(width==100){clearInterval(id);}else{width++;elem.style.width=width+'%';}}} 尝试一下 » 实例 每300 毫秒切换背景颜色: ...
<!DOCTYPE html> <!-- ww w .j a v a 2 s. c o m--> d = document.getElementById("d1"); d.style.backgroundColor="red"; d.style.width = "300px"; d.style.height="300px"; The code above is rendered as follows:Back to Width ↑ java2s.com | © De...
functionclock(){vart =newDate(); document.getElementById('clock').value =t; }vartimer = setInterval(clock, 50);varstop = document.getElementById('stop'); stop.onclick=function(){ clearInterval(timer); } 案例三: functionshow(){ ...
varmyWindow=window.open("","","width=200, height=100");myWindow.document.write("这是一个新窗口");setTimeout(function(){myWindow.close()},3000); 尝试一下 » 实例 使用clearTimeout() 来阻止函数的执行: varmyVar;functionmyFunction(){myVar=setTimeout(function(){alert("Hello")},3000);...
Paint paint = new Paint(); paint.setStrokeWidth(5); // 设置线条宽度为5像素 Web (JavaScript with Canvas) 代码语言:txt 复制 const canvas = document.getElementById('myCanvas'); const ctx = canvas.getContext('2d'); ctx.lineWidth = 5; // 设置线条宽度为5像素 Web (SVG) 代码语言:txt 复...
getElementById('timeDisplay').innerText = now.toLocaleTimeString(); } document.getElementById('startButton').addEventListener('click', () => { if (!intervalId) { intervalId = setInterval(updateTime, 1000); // 每秒更新一次时间 } }); // 停止定时器的示例(可选) document.getElementById('...
Set the height values to the width values times int. dom.remove(val) Remove element(s). val can either be an element or a selector. dom.select(sel) Select all elements with selector sel.Always returns an array even if unique selector was used.If you want only one element or the ...
<fieldset>HTML element</fieldset> <fieldset>JavaScript</fieldset> <fieldset>TypeScript</fieldset> .g-container { position: relative; width: 300px; height: 300px; } fieldset{ position: absolute; width: 300px; height: 300px; border: 10...