DIRECTORY_SEPARATOR, PATH_SEPARATOR_PHP tutorial for PHP

PHP’s DIRECTORY_SEPARATOR, PATH_SEPARATOR friends in need can refer to it.

DIRECTORY_SEPARATOR: path separator, which is ‘/’ on Linux and ‘’ on windows

One is: PATH_SEPARATOR

PATH_SEPARATOR: Use to include multiple paths. Under Windows, when you want to include multiple paths, you have to use ";" to separate them, but under Linux, use ":" to separate them.

The use of these two constants can avoid compatibility issues on different platforms

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