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Version: 3.1.X

System Commands

These commands allow the format to interact with the external environment or retrieve system-level information.

date - Current Date​

Returns the current system date.

  • Syntax: date
  • Format: Returns YYYYMMDD h:m:s (varies by implementation).

Example:

"Report generated on: ", date

getenv - Get Environment Variable​

Retrieves the value of an operating system environment variable.

  • Syntax: getenv('VAR_NAME')

Example:

"Server Name: ", getenv('SERVER_NAME')

system - System Call​

Executes an external operating system command. Use with caution.

  • Syntax: system('command')
  • Returns: The exit code of the command (0 usually means success).

Example:

/* Listing files in Linux */
system('ls -l')