How to use header tags on mobile

1.meta tag http-equiv attribute syntax format:

　

		<meta http-equiv="expires" content="wed,20 Jun 2007 22:33:00 GMT"/>
		<!--expires  期限，可用于网页的到期时间，一旦网页过期，必须到服务器上重新传输-->

2.content-type (display character set setting) settings page use Character set

		<meta http-equiv="content-type" content="text/html" charset="utf-8"/>

3.keywords (Keywords)

		<meta http-equiv="Keywords" content="keywords1,keywords2...."/>

4.description (Description)

		<meta http-equiv="description" content="this is my page"/>

5.format-detection Format detection

　1　Ignore recognizing the numbers on the page as phone numbers

		<meta http-equiv="format-detection" content="telephone=no"/>

　　2　Tell the device not to recognize the email address , it will not be sent automatically after clicking.

		<meta http-equiv="format-detection" content="email=no"/>

#6.viewport

		<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />

initial-scale:[0.0-1.0] Define the initial scaling ratio

minimum- scale:[0.0-1.0] Define the minimum zoom ratio

Maximum-scale:[0.0-1.0] Define the maximum zoom ratio

User-scalable: yes/no Whether the user is allowed to manually zoom the page

　

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