Difference between revisions of "PHP/CLI"
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(Created page with "Although PHP is most commonly used to write web applications, it can also be used for scripts that run from a command line interface (CLI). The CLI environment is...") |
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Although [[PHP]] is most commonly used to write [[web application]]s, it can also be used for scripts that run from a [[command line interface]] (CLI). The CLI environment is a little different than the web environment, and PHP's current documentation doesn't make it easy to locate the relevant pieces. | Although [[PHP]] is most commonly used to write [[web application]]s, it can also be used for scripts that run from a [[command line interface]] (CLI). The CLI environment is a little different than the web environment, and PHP's current documentation doesn't make it easy to locate the relevant pieces. | ||
| − | == | + | ==Functionality== |
| + | Predefined variables: | ||
* <code>[https://www.php.net/manual/en/reserved.variables.argc.php $argc]</code> contains the number of arguments passed to the current script | * <code>[https://www.php.net/manual/en/reserved.variables.argc.php $argc]</code> contains the number of arguments passed to the current script | ||
* <code>[https://www.php.net/manual/en/reserved.variables.argv.php $argv][]</code> contains an array of all the arguments passed to the script | * <code>[https://www.php.net/manual/en/reserved.variables.argv.php $argv][]</code> contains an array of all the arguments passed to the script | ||
** <code>$argv[0]</code> is always the name that was used to run the script. | ** <code>$argv[0]</code> is always the name that was used to run the script. | ||
| + | |||
| + | Other: | ||
| + | * <code>[https://www.php.net/manual/en/function.getopt.php getopt()]</code> parses individual arguments in a standard way | ||
| + | * <code>[https://www.php.net/manual/en/function.cli-get-process-title.php cli_get_process_title()]</code> | ||
| + | * <code>[https://www.php.net/manual/en/function.cli-set-process-title.php cli_set_process_title()]</code> | ||
| + | * <code>[https://www.php.net/manual/en/function.glob.php glob()]</code> is the interface to the system's file-[[globbing]] function | ||
==Links== | ==Links== | ||
* [https://www.php.net/manual/en/features.commandline.php Using PHP from the command line] | * [https://www.php.net/manual/en/features.commandline.php Using PHP from the command line] | ||
Revision as of 20:39, 5 February 2020
Although PHP is most commonly used to write web applications, it can also be used for scripts that run from a command line interface (CLI). The CLI environment is a little different than the web environment, and PHP's current documentation doesn't make it easy to locate the relevant pieces.
Functionality
Predefined variables:
$argccontains the number of arguments passed to the current script$argv[]contains an array of all the arguments passed to the script$argv[0]is always the name that was used to run the script.
Other:
getopt()parses individual arguments in a standard waycli_get_process_title()cli_set_process_title()glob()is the interface to the system's file-globbing function