String::append : String -> String -> String
String::isEmpty : String -> Boolean
Instant
Time
Year
Month
Date
DateTime
DayCount
ZonedDateTime
Period
Duration
Tuple
Maybe
Ordering
List
Map
Set
Event
RoundingMode
sic
Append two strings.
val a = String::append "Hello, " "World!" // = "Hello, World!"
Returns True if a string is the empty string. False otherwise.
True
val a = String::isEmpty "abc" // = False val b = String::isEmpty "" // = True