system
Introduction
Process Control Extensions
PHP Manual
Expect
Introduction
Installing/Configuring
Requirements
Installation
Runtime Configuration
Resource Types
Predefined Constants
Examples
Expect Usage Examples
Expect Functions
expect_expectl
— Waits until the output from a process matches one of the patterns, a specified time period has passed, or an EOF is seen
expect_popen
— Execute command via Bourne shell, and open the PTY stream to the process
system
Introduction
Process Control Extensions
PHP Manual