Program execution Functions

Table of Contents

• escapeshellarg — Escape a string to be used as a shell argument
• escapeshellcmd — Escape shell metacharacters
• exec — Execute an external program
• passthru — Execute an external program and display raw output
• proc_close — Close a process opened by proc_open and return the exit code of that process.
• proc_get_status — Get information about a process opened by proc_open
• proc_nice — Change the priority of the current process
• proc_open — Execute a command and open file pointers for input/output
• proc_terminate — Kills a process opened by proc_open
• shell_exec — Execute command via shell and return the complete output as a string
• system — Execute an external program and display the output