PHP uses an anti-marker (', that is, the one under the ESC key on the keyboard, and ~ Execute external commands on the same instance.

: This article mainly introduces PHP's anti-marker (', that is, the one under the ESC key on the keyboard, and ~ In the same example) execute external commands. if you are interested in the PHP Tutorial, refer. For example:

Echo 'whoam ';

// Export the database. the folder to be imported must have the write permission, and the content after-u-p must be followed by the write permission.

Echo 'mysqldump-h localhost-u $ DbUser-p $ DbPwd -- default-character-set = utf8 $ DbName>/var/$ dumpFileName ';

The above describes the reverse code used by PHP (', that is, the one under the ESC key on the keyboard, and ~ Execute external commands on the same page, including related content. if you are interested in the PHP Tutorial.