The method for generating csv files in php is very simple. here I will introduce an instance I used to convert the array directly into a csv file for output. For more information, see, the code is as follows :? Php $ data... the method for generating csv files in php is very
In the previous blog [C # methods for reading CSV files], I introduced how to read data from CSV files, now I will introduce how to export data from a able to a CSV file.
The code of the deme program is as follows:
Protected void button#click (Object sender, eventargs E){Datatable dt = new datatable ();DT. Columns. Add
: 1,processor passed over an object to Lineaggregator;2,lineaggregator to convert the object into an array; 3, The Lineaggregator attribute Fieldextractor converts the array into a string separated by delimiter, and 4 is the output of the string.In this way, the reading, processing, and writing of a single piece of data are basically completed. Of course, reading and writing can also write their own classes to deal with, just pay attention to inherit
Php uses the specified encoding to export mysql Data to a csv file
This example describes how php exports mysql Data to a csv file using the specified encoding. Share it with you for your reference. The specific implementation method is as follows:
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A work encounter problem, insert the contents of the Excel file into the MySQL database.The general idea is to convert the Excel file to a CSV file-->csv file read--read data into the M
It is often necessary to convert an Excel worksheet into a CSV file. The Save As function can only be used to operate on one worksheet, And the whole worksheet is always saved, for files with multiple worksheets, especially many files that do not need to be saved to the CSV file
1, Windows do CSV file by default is the GBK character set, and MySQL set the default is the UTF8 character set, so to convert the file to UTF8 format.Iconv-f gbk-t utf8/tmp/file name. csv-o/tmp/
Preface
Export the file, using the most ways or the server side to process. For example, the way in which JSP uses response.
However, sometimes you might want to use the Web front-end to export content from the page as well. For example, a table that exports a page.
There must be an answer to this requirement, but it will be slightly different for each browser to handle. (mainly the difference between IE and other browsers).
Using ActiveXObject in IE
This article is about the process of eventually storing Excel data in a SQLite database.In my case, because the database update, need to re-do a full database, for the manager, it is obvious that Excel is the best choice, but to my side, and can not directly use the Excel file, in view of the large amount of data in Excel file, the ape can not go to insert data to build the library, So there are all the fol
After php reads the csv file, uft8bom displays the correct solution on the page. Date.csv: IDNAMEEMAIL1 small xm@163.com2 small East xd@sina.com3 small less shaozi@hotmai.com read this csv file copy code is as follows :? Php $ handlefo
Date.csv:"ID" "NAME" "EMAIL"
"1" "James" "xm@163.com"
"2" "Xiaodong" "xd@sina.com"
"
) {CSV Excel support GBK encoding, be sure to convert otherwise garbled$head [$i] = iconv (' utf-8 ', ' GBK ', $v);}Writes data to a file handle via FputcsvFputcsv ($fp, $head);Counter$cnt = 0;Every $limit line, refresh the output buffer, not too big, not too small$limit = 100000;Row-by-line data extraction without wasting memorywhile ($row = $stmt->fetch (zend_d
Now all the content in the CSV file needs to be read and inserted into the database
Reply content:
Now all the content in the CSV file needs to be read and inserted into the database
You refer to Phpexcel This class library to see
$file = fopen (' xxx.csv ', ' R '), while
The following is a detailed analysis of the solution to the problem that uft8bom shows on the page after php reads the csv file. if you need a friend, refer
Date.csv:"ID" "NAME" "EMAIL"
"1" "James" "xm@163.com"
"2" "Xiaodong" "xd@sina.com"
"3" "xiao shao" "shaozi@hotmai.com"
Read this csv file
The code is as follows:
Solve the PHP generated UTF-8 encoding CSV file with Excel open garbled problem wrote in fact this problem has been encountered a long time ago, it should be not resolved, at that time, the openoffice was opened normally, while the excel file was not opened normally. after that, the code was not resolved. this again encountered this problem, on the internet some
Now you need to read and insert all contents in the csv file into the database. now you need to read and insert all contents in the csv file into the database.
Reply content:
Now you need to read all the contents in the csv file
Solve the PHP generated UTF-8 encoding CSV file with Excel open garbled problem wrote in fact this problem has been encountered a long time ago, it should be not resolved, at that time, the openoffice was opened normally, while the excel file was not opened normally. after that, the code was not resolved. I encountered this problem again. I searched online and fo
Problem: PHP enters the user list as a csv file. opening in excel shows garbled characters. opening in Notepad or ue is normal. display the file encoding as UTF-8. Solution: functiondown_file ($ filepath, $ filename) {if (! File_exists ($ filepath) {www.2cto. comecho quot; backu.
Problem: The PHP input user list is a csv
How does PHP query the CSV file as a database?
Now replace the MySQL database with a CSV file with two tables. A table-stored version information, a table-stored serial number information.
From the Version information table, a record is queried for the record that is slightly larger than the version number provided (no
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