与使用meta标签一样,仍然建议使用设备无关的值(device-width)来设置viewport宽度。 要解决这个问题,开发者就要使用上面介绍的device-width方法,或者在media query里面使用@viewport规则。 @viewport { width: device-width; user-zoom: fixed; } 浏览器支持情况 仅IE10/11 , opera 已支持,且需要厂商前缀。 @-ms-viewport { width: device-width; } @-o-viewport { width: device-width; } @viewport { width : device-width; } 所以,目前我们还是需要viewport meta 标签。
html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=<em>device-width</em>
html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
<html lang="zh-CN"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=<em>device-width</em> <html lang="zh-CN"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=<em>device-width</em> <html lang="zh-CN"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=<em>device-width</em>
-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em>
html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
<meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> -8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>
<meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em>
"> <head> <meta charset="UTF-8"> <title>第十二节课</title> <meta name="viewport" content="width=<em>device-width</em> "> <head> <meta charset="UTF-8"> <title>第十二节课</title> <meta name="viewport" content="width=<em>device-width</em> "> <head> <meta charset="UTF-8"> <title>第十二节课</title> <meta name="viewport" content="width=<em>device-width</em> "> <head> <meta charset="UTF-8"> <title>第十二节课</title> <meta name="viewport" content="width=<em>device-width</em> "> <head> <meta charset="UTF-8"> <title>第十二节课</title> <meta name="viewport" content="width=<em>device-width</em>
<meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em>
<meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=<em>device-width</em>
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em> DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=<em>device-width</em>