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Basic =================================================== ====== 1. the most classic problem is the cache problem in ie. If get is used, a cache problem occurs in ie. The code is executed only once. The solution is to add a timestamp or random

What we want to learn today is: Use ajax to add data to the database on the server, and then instantly display the added data without refreshing the webpage. it must be noted that. this ajax instance tutorial differs from the first three. 1: We want

For more information about how to use PHP to replace Template variables, see. 1. open a file first. here PHP-> fopen (); function is used. Definition and usage The fopen () function opens a file or URL. If opening fails, this function returns FALSE.

PHP reads the Excel Spreadsheet_Excel_Reader, which is similar to Spreadsheet_Excel_Writer. Spreadsheet_Excel_Reader is a tool used to read the Excel content. Excel Similar to Spreadsheet_Excel_Writer, Spreadsheet_Excel_Reader is a tool used to

How to import Chinese garbled characters in SQL under NavicatPremium When I asked a friend for a bug today, I was ready to import the data in her database, so I tried to import the corresponding mysql command under the mysql management tool Navicat.

Php + ajax cascade menu [no refreshing cascade menu]. The php + ajax cascade menu released by this netizen is often called refreshing. The php + ajax cascade menu released by this netizen is often called refreshing .? Phpheader (C, the php + ajax

First of all, why do you have dom4j? Because DOM consumes too much memory, sax can only read XML, not add, delete, etc. As a result, dom4j, which is more efficient, can also be used for CRUD operations. 1.dom4j Introduction

0-1 knapsack problemComplete backpack problemThe multi-pack problem is a complex of 0-1 knapsack problems and complete knapsack problems, which can be described as follows: from n items to a volume V backpack, where each item has a volume of W, a

The demo of the AjaxPHP paging mode is displayed on the paging mode today. if you think that no post has been posted in the original area for a long time, you can extend it to a PHP + AJAX paging demonstration. okay, first, we are still the basic

Twig Filters learning. Currently, the supported filters include filters currently supported by filters include Date format replace number_format url_encode json_encode convert_encoding title capitalize nl2br upper lower striptags join reverse

Next I will introduce you to the two excel instances in php. one is to import and output excel files using PHP-ExcelReader, and the other is to directly input and export excel files. The following is an example. With PH Next I will introduce you to

Study a bit ~ method many ~ finally decided to use Excel import ~ searched the Internet A lot of this information, found that the Excel file is saved as a CSV file, and then imported from the CSV file. Here is an example of importing an Excel file

Here is an example of importing an Excel file directly into MySQL. I spent the whole night testing, no matter the import of simple and traditional will not appear garbled, very useful. Php-excelreader, download Address:

Php encoding conversion function (the automatic conversion character set supports array conversion) // The automatic conversion character set supports array conversion. Function auto_charset ($ fContents, $ from

Linux File operation common commands VI interesting commands: 1 replace the command www.2cto. coms -- substitue replacement command to replace the first cici in the current line with titi: s/cici/titi to replace all the cici in the current line with

This article mainly introduces PHP to create a multi-level directory of complete package class method, interested in the friend's reference, I hope to help you. Create a function in a multilevel directory function that invokes the specified file

Php character encoding and conversion $ String = mb_convert_encoding ($ string, character output encoding, original character encoding ); For example, a webpage uses gbk encoding, and a string uses UTF-8

Use PHP to import Excel files to MySQL. I have studied it ~ Many methods ~ Finally, I decided to use Excel to import ~ I searched the internet for a lot of such information and found that the excel file was saved as a csv file, and then imported

First, how to convert files: DOS/Windows and Linux/Unix files have different line breaks and carriage return formats. DOS/Windows-based text files have a CR (carriage return) at the end of each line) and LF (line feed), while UNIX text only has one

ThinkPHP3.0 and earlier versions do not have the built-in page compression output function. manually adding code settings may conflict with the php configuration environment. The new ThinkPHP3.1 feature adds support for page compression output, for