js export Excel table

js export Excel table Direct code: Red part: if there is a value such as "1 / 1" in the table data, it will be converted to the date "January 1" in the exported Excel, so the two sentences in red are added. If there is no such format in the return value, the red part can be left blank. 1 //Excel download 2 function base64 ...

Added by jmaccs64 on Sun, 01 Dec 2019 14:15:02 +0200

Java export excel file

demand Export online / offline user information of each xmpp machine room to Excel table (timed task + web button), and provide download button on Web page for download. Effect preview Export file effects Click download pop-up effect Code results overview ...

Added by screamer141 on Sat, 30 Nov 2019 21:51:21 +0200

Generating pdf file and excel file in JS front end

Generate pdf file: Using html2canvas and jspdf plug-ins Details:jspdfhtml2canvas Install or use CDN with the following instructions npm install --save html2canvas jspdf And then introduce import html2canvas from 'html2canvas' import JsPdf from 'jspdf' First, generate canvas from the whole screenshot of DOM element through ht ...

Added by tHud on Tue, 26 Nov 2019 20:57:38 +0200

Several methods of reading and writing Excel

1 use the library that comes with Office The premise is that this computer needs to install Office to run, and there may be compatibility problems between different office versions. Download Microsoft.Office.Interop.Excel from Nuget The read-write code is as follows: 1 using Microsoft.Office.Interop.Excel; 2 using Excel = Microsoft.Office.I ...

Added by BigE on Wed, 20 Nov 2019 17:08:34 +0200

PHP reading pictures in Excel

Today, I received a demand to read pictures from Excel. I searched some data on the Internet and basically realized my own demand. However, due to the long-term code found, I can't directly transplant it into my own project, so I need to make some changes. Here we introduce the functions of reading pictures in Excel by using phpspreadsheet and ...

Added by Spudgun on Mon, 18 Nov 2019 21:53:53 +0200

Qt Write Gas Safety Management System 7-Device Monitoring

1. Preface The device monitoring module is an extension of the map monitoring module, just make the device into a separate panel display, like the screen, display more information, such as the name and model of the device, how many devices there are how many such device panels, this is mainly for different user preferences, some users want to s ...

Added by webbwbb on Fri, 15 Nov 2019 03:48:59 +0200

Drawing column chart with Python openpyxl Excel

This is a copy. openpyxl Use guide for. General content translation from official website https://openpyxl.readthedocs.io/en/stable/charts/bar.html#vertical-horizontal-and-stacked-bar-charts This article will have some changes based on the official website. Code please refer to https://github.com/RustFisher/python-playground Link in this articl ...

Added by cello on Thu, 14 Nov 2019 16:49:50 +0200

Python 3 selector crawls Douban reading information and stores it in Excel table or mysql database

I. crawling for Douban reading information Only the title and score of Douban's reading information are crawled here Crawling method is to search according to the selector corresponding to the required information in the web page. For example: Https://book.doublan.com/tag/fiction On the page, climb to the name of th ...

Added by happyneil on Thu, 07 Nov 2019 01:31:44 +0200

[road of transformation] day 47 frame foundation reflection (November 3, 2019)

Hello, Hello! I'm Alfie the programmer! Today, I would like to share with you the basic learning of framework reflection. I. use of Class 1. In the object-oriented world, everything is an object. Note: in the java language, static members and common data types are not objects. Class is an object, and class is an instance object of java.lang.Cl ...

Added by vividona on Mon, 04 Nov 2019 01:22:35 +0200

EasyExcel easy and flexible to read Excel content

Written in front Java back-end programmers should meet the needs of reading excel information to DB. They may suddenly think of Apache POI as a technical solution. However, when the data volume of Excel is very large, you may find that POI is to read all the contents of Excel and put them into memory, so memory consumption is very serious. If ...

Added by medaswho on Tue, 22 Oct 2019 04:10:19 +0300