Php method for getting system variables _ PHP

This article mainly introduces the php method for getting system variables. The example summarizes how to use get_defined_vars, get_object_vars, phpinfo, and phpversion to obtain system information, for more information about how to use php to obtain system variables, see the following example. Share it with you for your reference. The details are as follows:

Here we use some php built-in functions to obtain various system variables.

$ V = get_defined_vars (); // returns the print_r ($ v) array consisting of all defined variables; // get all defined objects $ v = get_object_vars (); // return the associated array print_r ($ v) consisting of object attributes; // classicphpinfo (); // output information about PHP configuration // php version (something like: 4.3.10) print phpversion (); // Output version: 5.3.3

I hope this article will help you with php programming.