html tags and attributes chart

change it instead of No. The default value is yes. If you set it to No, then both Minimum-scale and Maximum-scale will be ignored because scaling is not possible at all.All scaling values must be within the range of the 0.01–10.Cases: 1234 #设置屏幕宽度为设备宽度, users are not allowed to manually adjust the zoom name="viewport" content="Width=device-width,user-scalable=no" / >#设置屏幕密度为高频, intermediate frequency, low-frequency auto-scaling, prevent users from manually adjusting the zoom n

HTML5 is a markup language made up of tags, this article introduces some of the HTML5 tagsCommon tags reserved by HTML5code example:Text formatting tagsThese elements allow the text to render a specific effect in the browsercode example:Semantic-related elementsHTML5 retains the following related elements Hyperlinks and Anchor pointsHyperlink HREF: Specifies another resource that the hyperlink is associated

HTML basic syntax consists of:. HTML syntax is the . Case HTML Basic TAG classification: Single mark, double mark two kinds. Single Mark Classification: (1) Singleton no attributes, cannot add other attribute values, such as HTML5 tag:Case Content AreaHTML5 Case:Content Area.What is the syntax for

HTML: Hypertext Markup LanguageIntroducing HTML Basic Markup1: Head mark (head)-----The contents of the head are no longer displayed on the pagein the head element, it is generally necessary to include the title Syntax:start tag with Example 1:Document Header InformationDocument Body Information2: Title marker (title)function:usually the purpose of the description page, displayed in the browser's title bar;

attribute: href target1 href= "target=" ">a>IMG Common Properties: src alt1 src= "" alt= ""/> Select Common Properties: Name, StyleOption Common Properties: Value, selected1 name= " style=" ">2 value= "" selected= "selected">option >3Select> Link Common Properties: Rel, type, href1 rel= "stylesheet" type= "text/css" href= ""/> Meta Common attributes: http-equiv, Content1 http-equiv= "Content-type" Content= "text/

languageThe point is grammar.What is grammarGrammar is "punctuation" HTML Syntax1) tag name with angle bracket (2) The label appears in pairs (there is beginning to have an end)3 The label is separated by a space attribute, the attribute and the value are identified by an equal sign (=), and the value is wrapped in quotation marks4 tags are nested relationshipsNote: All symbols are used in half angle (Engli

Meta is used to simulate HTTP Response Header packets in HTML documents. Meta Tags are used in Name attribute: 1. 2. 3. 4. 5. The attributes are described as follows: Set to all: the file will be retrieved, and the link on the page can be queried; Set to none: files will not be retrieved, and links on the page cannot be queried; Set to index: the file will b

Meta is used to simulate HTTP Response Header packets in HTML documents. Meta Tags are used in 　　Name attribute 1. 2. 3. 4. 5. The attributes are described as follows: Set to all: the file will be retrieved, and the link on the page can be queried; Set to none: files will not be retrieved, and links on the page cannot be queried; Set to index: the file will

First sentence of each paragraph: 5 points Path or file name: 4 points Similarity (keyword accumulation): 4 points Start of each sentence: 1.5 points Bold or italic: 1 point Text usage (content): 1 minute Title attribute: 1 point (not a title>, but a title attribute, such as a href =... Title = ") Alt mark: 0.5 points Meta Description (Description attribute): 0.5 points Meta Keywords (Keywords attributes): 0.05 points SEO optimiz

, when you need to move a position, you use absolute positioning to move the location, but often need to add the parent element to use the positioning property, as for the positioning property to add which value, depending on the page.Fixed positioning (position:fixed;), the same as the previous two, the element will be able to set the following five properties, that is, top, left, right,bottom,z-index, but except Z-index usage is identical, the rest of the four properties in the positioning, t

1. label, the id attributes to provide a unique name, just as a social Security number uniquely identifies us, Must be unique, too.2. Table on the Table tab pageCreate four elements of a table: table, tbody, tr, TH, TDA, begins with a marker and ends with a marker.b, C, D, , stating that there are several columns in a row.E, header. F, the number of columns in the table, depends on the number of data cells in the row.Table> tbody> TR> t

Form Markers · C for close needed indicates that the tag belongs to the containment tag, which requires the end tag · N means no need to close indicates that the token is an empty tag, that is, no end tag is required. C tags are used to create for user input HTML form. A form can contain input elements such as text fields, checkboxes, radio boxes, submit buttons, and so on. forms can also contain menus,tex