first

Returns the first element from x if x is a list, else returns x.

Syntax: first x; first[x]

o)first 1 2 3 4
1
o)first 1
1
o)first ("asd";1 2 3 4)
"asd"
o)first each ("asd";1 2 3 4)
"asd"
1
o)

first reverses enlist action:

o)a:1
1
o)a~first enlist 1
1b
o)