abstract:<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>changeDIV</title> <style type="text/css"> #box{ width:&
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>changeDIV</title> <style type="text/css"> #box{ width: 100px;height: 100px; background: red;margin: 20px 80px; } </style> </head> <body> <!-- 用按钮控制DIV高度,宽度,颜色,重置,隐藏,显示 --> <div id="box"></div> <input type="button" value="变高" onclick="aa()"> <input type="button" value="变宽" onclick="bb()"> <input type="button" value="变色" onclick="cc()"> <input type="button" value="重置" onclick="dd()"> <input type="button" value="隐藏" onclick="ee()"> <input type="button" value="显示" onclick="ff()"> <script type="text/javascript"> var box; window.onload = function (){ box = document.getElementById('box'); } function aa(){// 改变高度 box.style.height = '400px'; } function bb(){// 改变宽度 box.style.width = '400px'; } function cc(){// 改变颜色 box.style.background = 'pink'; } function dd(){// 重置 box.style.height = '100px'; box.style.width = '100px'; box.style.background = 'red'; } function ee(){// 隐藏 box.style.display = 'none'; } function ff(){// 显示 box.style.display = 'block'; } </script> </body> </html>
Correcting teacher:灭绝师太Correction time:2019-03-18 09:30:14
Teacher's summary:完成的很好,这只是上课练习,下次最好带上案例测试!