Contents:
All members, including inherited members, for QgsExpressionFunction.
QgsExpressionFunction
Parameter
aliases()
allParamsStatic()
func()
group()
groups()
handlesNull()
helpText()
isContextual()
isDeprecated()
isStatic()
lazyEval()
minParams()
name()
parameters()
params()
prepare()
referencedColumns()
run()
usesGeometry()