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Most people do not understand the knowledge points of this article "how to use gd_info () function in PHP", so the editor summarizes the following, detailed content, clear steps, and has a certain reference value. I hope you can get something after reading this article. Let's take a look at this "how to use gd_info () function in PHP" article.

GD library

To use the PHP image processing function, you need to load the GD support library. Make sure that php.ini loads the GD library:

On the Window server:

Extension = php_gd2.dll

On Linux and Mac systems:

Extension = php_gd2.so

Use the gd_info () function to view information about the currently installed GD libraries:

The output is roughly as follows:

Array (12) {["GD Version"] = > string (26) "bundled (2.1.0 compatible)" ["FreeType Support"] = > bool (true) ["FreeType Linkage"] = > string (13) "with freetype" ["T1Lib Support"] = > bool (false) ["GIF Read Support"] = > bool (true) ["GIF Create Support"] = > bool (true) ["JPEG Support"] = > bool (true) ["PNG Support"] = > bool (true) ) ["WBMP Support"] = > bool (true) ["XPM Support"] = > bool (false) ["XBM Support"] = > bool (true) ["JIS-mapped Japanese Font Support"] = > bool (false)} these are the contents of this article on "how to use the gd_info () function in PHP" I believe we all have a certain understanding. I hope the content shared by the editor will be helpful to you. If you want to know more about the relevant knowledge, please pay attention to the industry information channel.

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