Class ProcessLauncher

Launches an interactive process in the foreground.

This class is used to execute "man" and "less".

Namespace: Webmozart\Console\Process
Author: Bernhard Schussek bschussek@gmail.com
Since: 1.0
Located at Process/ProcessLauncher.php

Methods summary
`public boolean`	# `isSupported( )` Returns whether the launcher is supported on the current system. Returns whether the launcher is supported on the current system. Returns boolean Whether the launcher is supported on the current system.
`public boolean`	# `isRunning( )` Returns whether the launcher is currently running. Returns whether the launcher is currently running. Returns boolean Whether the launcher is running.
`public`	# `setCheckInterval( float $checkInterval )` Returns the interval used to check whether the process is still alive. Returns the interval used to check whether the process is still alive. By default, the interval is 1 second. Parameters `$checkInterval` The check interval.
`public integer`	# `launchProcess( string $command, array $arguments = array(), boolean $killable = true )` Launches a process in the foreground. Launches a process in the foreground. Parameters `$command` The command to execute. `$arguments` Arguments to be quoted and inserted into the command. Each key "key" in the array should correspond to a placeholder "%key%" in the command. `$killable` Whether the process can be killed by the user. Returns integer The exit status of the process.