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Warehouse address: Laotang / data visualization-211025 Project presentation address: Document User name: admin Password: 123456 Interface document address: dashboard Interface root path: http://www.itcbc.com:8000 Required technologies: Ajax, jQuery, echarts (third-party chart Library), third-party form verification plug-in, third-party prom ...

Elastic element +Classification from element type =>inline element =>Block level element block =>Inline block element =>Elastic element flex appointment: +We call the element of display: flex the elastic parent element +The direct child element of the element with display: flex written is called elastic child element Wh ...

variable target Be able to say the main role of variablesCan write the initialization of variablesBe able to say the naming convention of variablesCan draw how variables are stored in memoryBe able to write cases of exchange variables catalogue Variable overviewUse of variablesVariable syntax extensionVariable naming conventionExchange vari ...

A simple cool special effects page (html+css+js including source code) --- 3D image demonstration preface1, Page effect display2, Function description 1. Open the page and all pictures will rotate automatically2. The size and spacing of pictures can be changed as the mouse wheel scrolls3. Press and hold the mouse anywhere on t ...

This example is based on Vue JS and mint UI implementation. catalogue 1, Creation of database 2, Connection between back-end interface and database 3, Front end code implementation 1. Relevant codes of registration page 2. Effect of registration page 3. Relevant codes of login page 4. Landing page effect 4, Demo login 5, Project fil ...

catalogue Chapter 1: Vue core 1-1. Introduction to Vue1-2.Vue official website Guide1-3. Build Vue development environment1-4. First meet Vue1-5. Template syntax1-6. Data binding1-7. Two ways of writing el and data1-8.MVVM model1-9. Data proxy 1-9-1. Review object Defineproperty method1-9-2. What is a data broker1-9-3. Data broker in V ...

Article catalogue 1. WebAPI background 1.1 basic introduction to APIWebapi basic introduction 2. Basic concepts of DOM 2.1 introduction to DOM2.2 DOM tree 3 get elements 3.1 querySelector3.2 querySelectorAll 4. Event introduction 4.1 basic concepts4.2 three elements of event4.3 click event 5. Operation elements 5.1 get / modify ...

Article catalogue 1. Array 1.1 basic concepts1.2 creating arrays1.3 get array elements1.4 adding array elements1.5 deleting array elements1.6 traversing array elements 2. Function 2.1 basic concepts2.2 syntax format2.3 number of parameters2.4 function expression2.5 scope2.6 scope chain 3. Object 3.1 basic concepts3.2 creating objects3 ...

hiprint printing table data cannot be bound solution Cause of event:Problem Description:hiprint use teaching:hiprint case (with download address): Dependency import of hiprint Case code explanation: Cause of event: Because I had to get a a4 paper printing function (embedded in the web page) two days ago, I got very angry because of ...

1. Changes in life cycle: 3 X (upper) 2 X (bottom) It's not hard to see, vue3 0 and vue2 The life cycle function between 0 changes during destruction: beforeDestroy --> beforeUnmount destroyed --> unmounted Other differences mainly lie in the language used in writing stay ts Used in class Class component writing can refer to vue-c ...