ruby $:.unshift File.dirname(FILE)

Question

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

I see this a lot in many ruby scripts but not sure what it means:

$:.unshift File.dirname(__FILE__)

与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…

423 views

1 Answer

深蓝 · Answer 1 · 2021-10-06T05:05:19+0000

$: is just a shortcut for $LOAD_PATH. __FILE__ is the relative path to the script. This adds the current script directory to the load path.