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Issue backgroundWhen some HTML tags use box model properties, some properties fail?Block element exclusive row (whether to add width), the element before and after the other content to wrap directly applicable box model of all CSS properties of the row element is not exclusive row, multiple rows of elements can be rendered in a row part of the applicable CSS box model properties: • Width, height settings are not valid • Margin settings: Effective, up or down invalidCommon block elementsTags De

margin:0 Auto/* Allows the box to be centered */1. Writing methods of three style sheets(1) Inline notationFeatures: Styles only work on the current file, without really implementing the structural representation separation.(2) Outer chain styleFeatures: The scope is the current site, who call who takes effect, a wide range, truly realize the separation of structural performance.(3) Inline style sheetFeatur

Inline can be placed in. cpp, but only this CPP file can use it at this time.To make a public object, you must put it in. H. If you do not want to put it in. H, you must copy one copy of each CPP file.In fact, even if it is put in. H, it is also a copy of each CPP file, but the compiler completes this copy for you.If the inline function is repeated, it will not cause a connection error. That is, it can be d

display:block元素的特点是：总是在新行上开始；高度，行高以及顶和底边距都可控制；宽度缺省是它的容器的100%，除非设定一个宽度display:inline元素的特点是：和其他元素都在一行上；高，行高及顶和底边距不可改变；宽度就是它的文字或图片的宽度，不可改变。 display:inline-block将对象呈递为内联对象，但是对象的内容作为块对象呈递。旁边的内联对象会被呈递在同一行内，允许空格。 inline-block的元素特点： 　将对象呈递为内联对象，但是对象的内容作为块对象呈递。旁边的内联对象会被呈递在同一行内，允许空格。(准确地说，应用此特性的元素呈现为内联对象，周围元素保持在同一行，但可以设置宽度和高度地块元素的属性) 　并不是所有浏览器都支持此属性，目前支持的浏览器有：Opera、Safari在IE中对内联元素使用display:inline-block，IE是不识别的，但使用display:inline-block在IE下会触发layout，从而使内联元素拥有了dis

An important factor that affects performance is the inline technique. Inline functions can also be called inline functions.In C + +, function calls need to set up a stack environment, copy the parameters, protect the call site, return the return value to replicate, restore the call site. These are the additional costs that are unrelated to the actions that are pe

NoneThis element is not displayed. Block: This element is displayed as a block-level element.Line Break. Inline default. This element is displayed as an inline element, before and after the elementNo line break. Inline-blockIntra-row block elements. (Newly added value of css2.1) In CSS, inline-block: submits an o

First, CSS box model The following two images can illustrate the CSS box model, the difference between padding and margin, padding in the border, margin outside the border. Personal understanding is around the label node to design the style, it must remember the definition of the style of what it is to be effective, useful ... ii. Classification of elements Element Classification--block-level elementsWhat is a block-level element. In HTML a{ Display:block; } Block-level element features:1, ea

The ontology and name of a function call are also clear and easy to understand.Insert the function body at the function call point and remove the function. IntGetrating () { ReturnMorethanfivelatedeliverise ()? 2: 1; } BoolMorethanfivelatedeliverise () { Return_ Numberoflateliveries> 5; } int getrating () { return _ numberoflateliveries> 5? 2: 1; } Motivation: Sometimes you may encounter some functions.CodeIt is

Block Element display: Block 1. I am a block-level element and always start in a new row. 2. width, height, row height, and top and bottom can be controlled. (The default value is 100% of the width and height of the container) 3. My vertical adjacent margins are merged. The maximum value is used by default. Inline element display: inline 1. I am an in-row element, and other elements are on the same lin

Block elements:It is generally the container element of other elements, can accommodate block elements and inline elements, which by default will not be the same line with other elements, that is, the equivalent of two blocks are written together vertically layout. The most common is div and PInline elements:Inline element is also called inline element, it can only accommodate text and other

Inline member functions and non-inline member functions in C + + can be divided into two situations:1. If the Declaration and definition of the member function are together, then the member function is inline, whether or not it is written inline, as follows:Using namespace Std;class test{public:void fuc () {cout Or:Usi

HTML5 inline label aggregation (Part 1) and html5 inline Inline element, which shares a row with others, but the setting width and height is invalid. Features: ① And other elements are on one row ② High, the row height, outer margin, and inner margin cannot be changed; ③ The width of the text or image cannot be changed. ④ Inl