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catalogue 1: The spa project completes the login and registration layout 1. Install development module 2. Introduce the main.js configuration (leading css and then JS) Tests: adding   elementUI   Component view effect   ​   3. Login registration layout 1,src/App.vue 2,src/router/index.js 3. src/views/Login.vue (log ...

Logic of login interface <1> Create a web page tag for the form        <form method="post" id="">               <input type="text" id="UserNuber">              <input type="text" id="passwo">        </form>         <button id="btnSubmit" /> (2) First write the click event of the login button, and then obta ...

JavaScript provides many common built-in objects, including Math object math, Date object date, Array object Array and String object String. Math object Use of Math objects Math objects are used to perform math related operations on numbers. Instead of instantiating objects, you can directly use their static properties and methods. The c ...

#1, User name + password + jwt authentication to achieve login authentication The following are some codes of VUE front-end login interface <div class="inp" v-if="login_type==0"> <input v-model="username" type="text" placeholder="user name / phone number" class="user"> <input v-model="password" type="pass ...

Interpolation operation of template syntax (1)v-html inserts HTML text into the tag; (2)v-text inserts ordinary text into the label (the label cannot be parsed); (3)v-pre directly displays the syntax on the interface; (4)v-cloak hides the display of beard syntax on the interface before rendering the data to the page. The code is as follo ...

1, What is a form   The form is mainly responsible for the data collection function in the web page. The < form > tag in HTML is used to collect the information entered by the user, and submit the collected information to the server for processing through the submission operation of the < form > tag Form components: Form lab ...

If the UI draft is designed with a single line fixed width style, the content exceeding the length will generally be hidden and displayed with ellipsisThis is also the simplest and most commonly used processing method​However, in the actual demand, it is likely to require that the super long copy be displayed in a single line without changing t ...

1.1 simple JavaScript 1.1.1 what is JavaScript At the beginning of design, JavaScript is a scripting language that can be embedded in web pages. Its main function is to create web page special effects on the web. Dynamic applications implemented using JavaScript scripting language can be seen everywhere on Web pages. For example, verify ...

JavaScript prototypes, inheritance, and classes prototype Prototype In JavaScript, an object has a special hidden attribute [[Prototype]], which is either null or a reference to another object. When we read a missing attribute from the object, JavaScript will automatically get the attribute from the Prototype let animal = { eats: true ...

JavaScript implements Queue structure (Queue) 1, Queue introduction Queue is a restricted linear table, which is characterized by first in first out (FIFO). The limitation is that it only allows deletion at the front of the table;Insert at the back end of the table; It is equivalent to queuing up to buy tickets. Those who come first buy t ...