摘要:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style type="text/css"> .d1{ width: 100px; height: 100px; background-color: red; } .d2{ height: 200px; background-color: green; } < 阅读全文
摘要:
... 阅读全文
摘要:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style type="text/css"> #d01{ width: 100px; height: 100px; background-color: red; position: absolute; } </style> </head> <body> <di 阅读全文
摘要:
开始/暂停 阅读全文
摘要:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> </head> <body> <h1 id="count"></h1> </body> <script type="text/javascript"> var count=document.getElementById("count"); 阅读全文
摘要:
dianwo 阅读全文
摘要:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <script type="text/javascript"> window.onload=function(){ /*键盘事件 * onkeydown 按键按下,一直按会连续触发 * onkeyup * -键盘事件一般都会绑定给可以获取到焦点的对象或者是doc 阅读全文
摘要:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> </head> <style type="text/css"> #d01{ width: 200px; height: 150px; background-color: green; } </style> <body style="height: 2000px; 阅读全文
摘要:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> </head> <style type="text/css"> #d01{ width: 100px; height: 100px; background-color: red; position: absolute; } #d02{ width: 100px; 阅读全文
摘要:
点我一下 阅读全文