Operator Type:
Operator Scope of Action:
Operator Purpose:
Operator First Added:
Operator Altered:
Function [other Function type actions]
Group [operators of similar scope]
Data manipulation [other Data manipulation operators]
9.0.0
count_if(group, expression)
Counts the number of notes in the designated group that satisfy an expression.
This equivalent to sum_if(group, expression,1), but is perhaps more easily understood.