The WXS language currently has the following data types:
number consists of two numbers: integer and decimal.
var a = 10;var PI = 3.141592653589793;
constructor: Returns the string "N ...
Today I went on to write the last one. Yesterday I was so tired this week that I rushed to work overtime every day. At 12 o'clock yesterday, my neck began to ache. Okay, no nonsense. It's time to start
Inheritance: Subclasses inherit attributes and methods in parent classes, which do not require implementation in subclasses
Types of i ...
Added by unstable_geek on Thu, 16 May 2019 20:12:06 +0300
The hook is like dividing a person's birth to death into stages. You must name at birth, not at the stage of adulthood or death. Or if you want to make an appointment at birth, you can't. The same is true of components, whose internal structure is different at each stage. So a specific hook can do something specific, s ...
Added by rachelk on Thu, 16 May 2019 09:43:46 +0300
In the process of using React, it is unavoidable to need message transmission (communication) between components. There are several situations of communication between components in general:
Parent components communicate to child components
Subcomponents communicate to parent components
Communication between cross-level components
1. Mainly return is the default browser return event is to return to the previous page.
2. Processing all kinds of pop-ups on the page, clicking on physical return should hide these pop-ups instead of returning directly to the page.
3. To sum up the problems, h5 should hope to monitor the return events and do some p ...
Added by Daisy Cutter on Thu, 16 May 2019 05:25:39 +0300
Summary: Understand prototype.
Author: Front end wit
Fundebug Copyright shall be owned by the original author when authorized to reproduce.
Added by webzyne on Thu, 16 May 2019 03:41:26 +0300
Added by wiggly81 on Thu, 16 May 2019 00:18:55 +0300
Purely using html+css+JSDiscovery is relatively simple and does not require additional plug-ins or librariesThe core is to group the pictures into a sequence of rows, moving left and right, and overflow:hidden of the parent element to determine which pictures to display.Simply draw:
Build basic interface
Added by Aptana on Wed, 15 May 2019 22:53:16 +0300
1. JSON data at the back end of the request
JSON is a necessary format for communication between backstage and predecessors of the Internet, replacing the original XML.
XML data fo ...
Added by Chappers on Wed, 15 May 2019 22:03:54 +0300
Last time we mentioned that in the case of a child component, the parent component generates an instance of the child component after the created hook function is executed, the child component executes the created hook function, and checks if there are also child components, or repeats the steps of the parent component, otherwise the ch ...
Added by jvquach on Wed, 15 May 2019 13:43:00 +0300