Skip to content

Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →

class method

Process.pid

Process.pid → integer

Returns the process ID of the current process:

Example
Process.pid # => 15668
See also .maxgroups= .ppid .maxgroups .setpgid also in 4.1 · 4.0 · 3.4 · 3.2 · 3.1 · 3.0