PHP upload file can not be uploaded successfully, $_files[' screenshot ' [' Tmp_name '] is empty
Recently, in the 5th chapter of the book "Headfirst PHP & MySQL", "Using data stored in Files", a file upload application, an error occurred, that is,
Recently, in the 5th chapter of the book "Headfirst PHP & MySQL", "Using data stored in Files", a file upload application, an error occurred, that is, the file cannot be uploaded successfully. This problem has plagued me for a long time, but
This article illustrates the way PHP uses CUTYCAPT to save a screenshot. Share to everyone for your reference, specific as follows:
Screenshot of this feature we may use the most is the QQ screenshot, or use asp.net to achieve screenshots, in fact,
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This article describes the Linux environment in the implementation of PHP to the Web site screenshot method. Share to everyone for your reference, specific as follows:
The first step: Download wkhtmltopdf
Copy Code code as follows:
PHP uses GD library for screenshot
PHP5.2.2 above version of the GD library implemented two screenshots functions Imagegrabscreen and Imagegrabwindow
Screens that intercept the entire screen and intercept a window (same alt+printscreen),
This article is an example of how PHP implements a screenshot of a Web page by executing the CUTYCAPT command. Share to everyone for your reference, specific as follows:
Using EXEC to execute commands with PHP
PS. The EXEC function is disabled by
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