![Machine Name element description should allow for cases where machine name uses hyphens [#3052479] | Drupal.org Machine Name element description should allow for cases where machine name uses hyphens [#3052479] | Drupal.org](https://www.drupal.org/files/issues/2019-05-03/417EDA62-F895-4FD0-BFF2-0B707C4E42A5.jpg)
Machine Name element description should allow for cases where machine name uses hyphens [#3052479] | Drupal.org
![Only lowercase letters allowed meaning in hindi | only lowercase letters allowed ka matlab kya hota - YouTube Only lowercase letters allowed meaning in hindi | only lowercase letters allowed ka matlab kya hota - YouTube](https://i.ytimg.com/vi/Yh_TYroWlXY/sddefault.jpg)
Only lowercase letters allowed meaning in hindi | only lowercase letters allowed ka matlab kya hota - YouTube
Python: Match a string that contains only upper and lowercase letters, numbers, and underscores - w3resource
![Mistake in help text - should be underscore NOT hyphens · Issue #20 · backdrop-contrib/fanciblock · GitHub Mistake in help text - should be underscore NOT hyphens · Issue #20 · backdrop-contrib/fanciblock · GitHub](https://user-images.githubusercontent.com/3144571/69199548-e8fb2c00-0afd-11ea-82d1-f799d77aae5d.png)
Mistake in help text - should be underscore NOT hyphens · Issue #20 · backdrop-contrib/fanciblock · GitHub
![Only lowercase letters allowed meaning in Hindi | Only lowercase letters allowed ka matlab - YouTube Only lowercase letters allowed meaning in Hindi | Only lowercase letters allowed ka matlab - YouTube](https://i.ytimg.com/vi/oUjpDGZTJSE/sddefault.jpg)