css definitive guide 4th edition

GetCookie () function that resolves the value of the Document.cookie property, stores the corresponding name/value pair in an object, and returns the object at the end of the function.Parsing Document.cookie Property values/** returns the value of Document.cookie as an object of name/value pairs * Assuming that the value of the stored cookie is encoded with the encodeurlcomponent () function */function GetCookie () { var cookie = {}; Initialize the last object to

PDF version, English version 158th page,var IsArray = Function.isarray | | Function (o) {return typeof o = = = = "Object" object.prototype.tostring.call (o) = = = "[Object Array]";}; return typeof o = = = "Object" object.prototype.tostring.call (o) = = = "[Object Array]";};Array.isarray is a function provided by ES5, this example is to implement this function in ES3, first, if the browser supports Array.isarray, it is assigned to IsArray, otherwise the subsequent function is assigned to IsArray.

: The instance method of JS must use the This keyword, and the class's methods usually do not use the This keyword, they refer to its parameter operation;The P222-based inheritance mechanism in the extended p223js of class 9.4 is dynamic: Objects inherit properties from other prototypes, and if the properties of the prototype change after the object is created, it also affects all instance objects that inherit the prototype, and we can augment the JS class by adding a new method to the prototype

Tracking version data using Hibernate envers The book uses MAVEN, unit tests, H2 databases to build an experimental environment, and has code that uses the JAVA8 feature (such as Lambda). If you have this knowledge of course no problem, if you do not have it, we will provide a version of the traditional Java development environment of the experimental code.The knowledge points in the book are a bit verbose, we are re-organised and refined, allowing you to quickly grasp the core pointsA

Replacing elements with non-replacement elements - src = "test.jpg"/> !--- Spa> Hello World> SpaView CodeElement Display role CSS2.1 uses a different base element type, block-level (Block-level) elements, and inline (inline-level) elements - block-level elements generate an element box, (by default) it fills the content area of its parent element, and cannot have other elements next to it - P>P elementP> Div>div elementDiv> The inline element generates an element box

The main learning knowledge is how to associate CSS with HTML documents:1. This is the default style sheet2. Candidate Style Sheets3. Introduction:The advent of CSS stylesheets not only makes it easy to update and maintain the network, but also helps to save money because the document removes all the performance information.CSS authoritative Guide (third

The authoritative guide for HTML5 and CSS3 (2nd edition) has become a benchmark in the field of HTML 5 and CSS 3 books, dubbed "one of the best guide books on system learning HTML 5 and CSS 3" and "one of the Web front-end Engineers ' desk books". The 2nd

, it is considered that the style attribute declaration appears at the end of the document style sheet.Non-CSS presentation hints, such as the font element, are handled as a special 0, as long as there is a creator style and appears in front of the creator style, it will be overwrittenSummary: Through the learning cascade, through the specificity and order to determine the priority of the style, and finally achieve the performance of the document.Four

This chapter focuses on the values of some property declarations:The values in CSS are mainly numbers, percentages, colors,1. Color:RGB (100%,100%,100%) or RGB (255,255,255) or #FF0000Web security color: refers to a value that is a multiple of 20%,51,0x33.2. Length unit: unit with in cm mm PT pcWhere: 1in = 2.54cm 1cm = 0.394in 1in = 72pt 1pc = 12ptRelative length unit: em,ex,px3.URL4. Keyword: none inheritIn addition, there are some values that are u

This chapter focuses on some conflicting solutions when an object is extracted multiple times using a style by a selector:1. Specificity: Refers to the final choice when multiple effects are in effect:This rule is compared with 0,0,0,0. Where: inline is the 1,0,0,0 ID selector is the 0,1,0,0 class selector, the property selector and the Pseudo-class: 0,0,1,0 element and pseudo-element: 0,0,0,1The combination and the 0,0,0,0 have no contribution to the particularity, it is theNote: A privilege is

The main content of this chapter is how to get the elements in the document given to render:1. Element selector;2.ID selector;3.CLSSS selector;4. Wildcard selector: *;5. Property selector: selector[]6. Partial Property selector: selector[~= "Warning"] [doo^= "Bar"] [doo$= "Bar"] [boo*= "bar]7. Specific attribute selector: *[lang |= "en"]8. Descendant Selector9. Group Selector10. Adjacent selector: H1 + P {}11. Direct sub-selector: h1 > P12. Pseudo-class and pseudo-elements:Pseudo-class: Link:vis