Use Apache POI in Java to generate excel and Word documents
Overview:
Recently, when I was working on a project, I encountered the excel data export and word text table report export functions. Finally, I decided to use Apache POI to complete this function. This article shares some ideas and code in the project implementation process, and also serves as a summary for fu
IOS-Andriod Baidu map imitation Baidu takeout-ELE. Me-select my address-POI search/, ios-andriod-poi
Bytes/
Baidu take-out select delivery address: ELE. Me select delivery address:
Baidu map api Official Website
Figure 1Put a UIImageView In The Middle Of The MapView, and the following map is running when we drag it.
-(Void) addMiddleImage {
UIImageView * imaV = [UIImageView new];
ImaV. center = _ mapView. c
Apache POI is an open source library of the Apache Software Foundation, where POI provides the ability for Java programs to read and write to Microsoft Office format files.Basic functionsEditStructure: HSSF-provides the ability to read and write files in Microsoft Excel format. XSSF-Provides read-write Microsoft features of Excel ooxml format archives. HWPF-provides the ability to read and write files in Mi
Sometimes, we need the data in Excel, through a picture, visualize the display. So what should be done at this time? Now Jiehuaxianfo, take an example from Apache poi to give you a demonstration of how the POI API is drawing. The following is a final. Then we will explain the function and meaning of each piece of code separately.Code as follows,Import Java.io.fileoutputstream;import Org.apache.poi.ss.usermo
AMAP tutorial _ poi search and display, AMAP tutorial _ poi
Recently, I plan to use the APP similar to Shenzhen Tong. The UI is ready. I have read the APP query interface and can query it if the network is disconnected. This indicates that the data is stored in the database or is connected to the Internet for the first time, just put all the data on the website. I just want to use the query provided by the
Sometimes, we need the data in Excel, through a picture, visualize the display. So what should be done at this time? Now Jiehuaxianfo, take an example from Apache poi to give you a demonstration of how the POI API is drawing. The following is a final. Then we will explain the function and meaning of each piece of code separately.Code as follows,[Java]View PlainCopy
Import Java.io.FileOutputStream;
Imp
Poi can easily launch an index.js file simply by running the poi command. This would launch a dev-server and automatically reload whenever you make changes. You can also all package npm install need and import it right away.Install:NPM Install-g POICode:// Src/index.js ' Rxjs '; observable.intervable(+) Subscribe ( = > document.getElementById ("app "). InnerHTML = ' ')Run:Poi Src/index--port 3000[
Use POI to insert hyperlinks and insert pictures into xlsx1 Packagecom.it.poiTest;2 3 ImportJava.awt.image.BufferedImage;4 ImportJava.io.ByteArrayOutputStream;5 ImportJava.io.File;6 Importjava.io.FileNotFoundException;7 ImportJava.io.FileOutputStream;8 Importjava.io.IOException;9 Ten ImportJavax.imageio.ImageIO; One A ImportOrg.apache.poi.common.usermodel.Hyperlink; - ImportOrg.apache.poi.hslf.examples.CreateHyperlink; - ImportOrg.apache.poi.hssf.us
Ever wonder where those extra KB in your bundle is coming from? This lesson walks you through running Poi ' s build process. Then we'll add a bundle analyzer to find where are able to trim down on your file size.Install:NPM i-d Webpack-bundle-analyzerBuild Project:POI BuildPoi.config.js:Const Bundleanalyzer = require (' webpack-bundle-analyzer '= (options) = = ( { webpack (config) { if(options.analyze) { Config.plugins.pu
Poi enables excel reading and poi for excel reading
Public File file = new File (path );FileInputStream FCM = new FileInputStream (file );HSSFWorkbook book = new HSSFWorkbook (FCM );HSSFSheet sheet = book. getSheet (sheetName );If (sheet = null) return null;Class ArrayList Field [] fields = classType. getDeclaredFields (); // obtain the Field in the object.StartRow --;For (int I = startRow; I HSSFRow row =
POI export an Excel instance and poi export an excel file
1. Add the field filename to the action.
private String filename;public String getFilename() {return filename;}public void setFilename(String filename) {this.filename = filename;}
2. Write a public method in the action that returns InputStream. The name starts with get:Getimpactactlog.
3. Write a method in action to process the export: getImp
Java uses POI to export data in ExcelThe Export and Import functions of data need to be used in recent projects. My colleagues and I are responsible for the export function, which is relatively simple. As for the comrades who want to see the import, I do not have it for the moment, so don't waste time on this article. However, the import function will be added later.When I see some blogs that reference various util toolkit, I can simply use apache
Apache POI processing Excel documents
Currently, there are two popular excel Document Processing Methods: POI and JXL. Heavyweight POI Advantages and Disadvantages: Suitable for advanced features such as formulas and macros that have professional requirements on the details of excel documents. The disadvantage is that the operations are relatively cumbersome and
Document directory
Overview
Busy developers 'Guide to features
Because of some requirements, you need to use Java to save some data into excel. It is good to hear from friends that the Apache poi Project (hereinafter referred to as POI)
Poi provides a series of interfaces for reading and generating Microsoft's Ole 2 compound document format, which is Excel,
There is a child paper in the software design competition, you need to be able to view the doc and various office documents, search will naturally see poi, it is said that the poi document is not well written, however, others seem to be either too simple or too complicated.
After the operation, the file is opened. Record it.
1. Poi project homepage: Click to open
Currently the latest release of POI is 3.10_final. This version of the jar package is protected by:
Maven Artifactid
Prerequisites
JAR
poi
commons-logging, Commons-codec, log4j
poi-version-yyyymmdd.jar
poi-scratchpad
From official website:
Component
Application Type
Maven Artifactid
Notes
Poifs
OLE2 Filesystem
Poi
Required to work with ole2/poifs based files
Hpsf
OLE2 Property Sets
Poi
Hssf
Excel XLS
Poi
For HSSF only, if common SS are needed see below
Reprinted from http://blog.csdn.net/szwangdf/article/details/39053859Currently the latest release of POI is 3.10_final. This version of the jar package is protected by:
Maven Artifactid
Prerequisites
JAR
Poi
Commons-logging, Commons-codec, log4j
Poi-version-yyyymmdd.jar
Currently the latest release of POI is 3.10_final. This version of the jar package is protected by:
Maven Artifactid
Prerequisites
JAR
Poi
Commons-logging, Commons-codec, log4j
Poi-version-yyyymmdd.jar
Poi-scratchpad
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