c3p0 v0.3.1 C3P0.Blank protocol View Source
Provides a blankness check to see if something is blank/present
Empty lists, maps, strings, tuples and binaries are considered blank, as is nil.
Default structs are also considered blank
Link to this section Summary
Functions
true if the data is blank
Returns the value if present or nil
true if the data is not blank
Link to this section Types
Link to this section Functions
true if the data is blank
Returns the value if present or nil
true if the data is not blank