摘要：
1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>02_多Tab点击切换</title> 6 7 <style> 8 * { 9 margin: 0; 10 padding: 0; 11 } 阅读全文
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css 1 /*base*/ 2 body { 3 background: #fff; 4 } 5 6 .btn { 7 display: inline-block; 8 padding: 4px 12px; 9 margin-bottom: 0; 10 font-size: 14px; 11 li 阅读全文
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1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> 2 <html> 3 4 <head> 5 <meta http-equiv="Content-Type" con 阅读全文
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1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2 <html> 3 <head> 4 <meta http-equiv="Content 阅读全文
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1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Title</title> 6 <style> 7 .toTop{ 8 width: 40px; 9 height: 40px; 10 ba 阅读全文
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事件委托 1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Title</title> 6 </head> 7 <body> 8 <ul> 9 <li>11111</li> 10 <li>2 阅读全文