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How to Install the Chilkat PHP Extension on Windows

1. Download

Chilkat PHP Downloads

The download contains the following files:


2. Unzip to any Directory

3. Copy chilkat_9_5_0.dll to the PHP extensions directory.

To find the path of the PHP extensions directory, run the showExtDir.php script:

php showExtDir.php

4. Edit php.ini to Automatically Load the Chilkat Extension

Locate the php.ini configuration file for your PHP installation. Open it in a text editor, find the "Dynamic Extensions" section, and add the following line:


5. Run test.php to Verify

Run the test.php script to verify that the Chilkat extension is properly installed:

php test.php

The test.php script encrypts and decrypts a string. If successful, the output will look like this:

The quick brown fox jumps over the lazy dog.

6. Use Chilkat in your PHP Scripts

To use Chilkat in your PHP scripts, include "chilkat_9_5_0.php" like this:





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Software components and libraries for Linux, MAC OS X, iOS, Android™, Solaris, RHEL/CentOS, FreeBSD, MinGW
Azure, Windows 10, Windows 8, Windows Server 2012, Windows 7, 2003 Server, 2008 Server, etc.