at present, the project uses bootstrap fileinput to upload images, but when it encounters txt or other document formats, it has a very friendly preview of the contents, but the Chinese support is not very good. I want to only preview images, other format...
now use the bootstrap fileinput control to upload files, for example, only 10 files can be uploaded to, maxFileCount: 10, but after users upload 4 files, how does the maxFileCount in option become 6 dynamically? MaxFileCount:6 ...
<template> <div> <button @click="changeObj">click< button> < div> < template> <script> export default { name: "HelloWorld", data() { return { msg: "Welcome to Your V...
I have set two bits one is start and the other is end format is datepicker of jquery, so it will be 2018-01-01 format but now I want to make a comparison I am using the concept of an e-commerce coupon , so I need to enter the discount code so che...
how does Android get the exact location of any text in the text entered by EditText? use edittext.setSelection (edittext.getText () .length) to get only the position of the last character and how to get the position of any text in it. For example: editt...
I use antd+dva to do a background project. I use the rich text editor react-draft-wysiwyg, but the fonts available by default are all English fonts. How to add commonly used Chinese fonts? trying to write fontFamily like this in a component has no ef...
problem description I want to query whether a field is null. If it is null, the query result returns flase. If it is not null, the result returns true. What should I do? Because the field value is very long, and you don t need to get the value of the...