[Grammar] No matter what/who/how/etc

[vcolts]

We often use the phrase, "no matter what/who/how/etc."

A) The "no matter" is an idiom.
B) "No matter what/who/how/etc" works as an adverbial phrase.

Are both (A) & (B) true?


Thanks in advance.

 

[philo2009]

We often use the phrase, "no matter what/who/how/etc."

A) The "no matter" is an idiom.
B) "No matter what/who/how/etc" works as an adverbial phrase.

Are both (A) & (B) true?


Thanks in advance.

Yes!