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The reason for writing this code is that the company is going to issue a sales daily report, but since the sales area managers of different departments can only see the data of their own area, each workbook has more than 10 worksheets. If the workload is huge by hand, there is an urgent need to do some ...

Article directory introduce Compatibility Usage method Implementation ideas File reference Code examples and details Development attention Generate excel file and download introduce According to the needs of the project, we need to do a pure front-end function to read excel files. After evalua ...

The implementation of this small function is a little complicated. Paging is controlled by a single user control, which results in the separation of query paging and gridcontrol pages. Generally, girdcontrol is notified to query through paging events Sometimes query all, sometimes a month, or some o ...

The following excel table reads the data according to the header name, allows the header to add meaningless spaces, and allows the header to exchange in order. Serial number Left kilometer mark of tunnel Right kilometer mark of tunnel Is the tunnel? 1 DK2291.416 DK0 yes 2 DK7389.65 DK2291.416 no 3 ZK2277 ZK0 yes 4 ZK5235.68 Z ...

1. Introduction to CSV The full name of CSV is: Comma Separated Values or character separated values. Its files store tabular data (numbers and text) in plain text. A CSV file consists of any number of records separated by a line break character. Each record consists of fields. The separators between fields are other characters or strings, the ...

Due to the needs of the company, it is necessary to change the transfer mode of IPOS friendly terminal group and IPOS friendly terminal group Because this operation is very troublesome and tedious, close-up this template, batch update and one click completion excel table format 2 tables in total At present, each store h ...

Step 1: write maven dependency (3.6 is a stable version, which can be used in production environment) <!-- https://mvnrepository.com/artifact/org.apache.poi/poi --> <dependency> <groupId>org.apache.poi</groupId> <artifactId>poi</artifactId> <version&g ...

1, Data in the database Time format is dateTime type   2, Corresponding Moddel entity class  private Date goOutTicketTime;  private Date returnOutTicketTime;  private Date depositPayTime;  private Date orderInvalidTime; 3, action of Export Report The corresponding export field to display is a property in the Model. If ...

Excel can save a spreadsheet as a CSV file with just a few mouse clicks, but if there are hundreds of Excel files to convert to CSV, it takes several hours to click. Using the openpyxl module in Chapter 12, read all Excel files in the current working directory and output them to CSV file. An excel file may contain mu lt iple wo ...

In order to realize the function of generating channel package by one key in java, we need to make preparations in advance. There are about three points as follows 1. Put the channel number that needs to be generated in the excel file when it is ready 2. You need to download two jar packages, commons-compress-1.16.1.jar and jxl. ...