ModelMap.pick

Returns a single value from the mapping, based on the return value of a delegate.

class ModelMap(TKey, TValue)

TValue

pick

(

bool delegate(

TValue

) f

TValue def = null

)

Parameters

f: Type: bool delegate(
TValue
)
a delegate which returns true if the value passed in matches.
def: Type: TValue
default value to return if nothing matches.