The role of the mobile meta tag

<!--forces the width of the document to remain at 1:1 of the width of the device, and the maximum width of the document is 1.0, and does not allow the user to click on the screen to zoom in;
<meta content= "Width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=0" name = "Viewport"/>
<!--ignore numbers in the page as phone numbers--
<meta content= "Telephone=no" name= "Format-detection"/>
<!--keyword search-
<meta name= "Keywords" content= "Cloud mu interaction"/>
<!--Description--
<meta name= "description" content= "Cloud mu interaction"/>
<!--the safari private meta tag in the iphone device, which says: Allow full-screen mode to browse-
<meta content= "yes" name= "apple-mobile-web-app-capable"/>
<!--the iphone's private label, which specifies the style of the status bar on the top of safari in the iphone (the default value is defaults (white), which can be set to Black (dark) and black-translucent (gray translucent). )--
<meta content= "Black" name= "Apple-mobile-web-app-status-bar-style"/>
<!--Delete the default Apple toolbar and menu bar--
<meta content= "yes" name= "apple-mobile-web-app-capable"/>

The role of the mobile meta tag