Base

Base Internal Functions

+ (plus)

( x y -> z)

• list concatenation/function composition
• boolean or
• object assign/assoc
• arithmetic addition

f♭> 1 2 +
[ 3 ]

• string concatenation

- (minus)

( x y -> z)

f♭> 2 1 -
[ 1 ]

• boolean xor
• arithmetic subtraction

* (times)

( x y -> z)

f♭> 2 3 *
[ 6 ]

• intersparse
• string join
• boolean and
• repeat sequence

/ (forward slash)

( x y -> z)

f♭> 6 2 /
[ 3 ]

• boolean nand
• string split
• array/string slice
• arithmetic division

>>

right shift

( x y -> z)

> 1 [ 2 3 ] >>
[ 1 2 3 ]

• unshift/cons
• object merge
• Sign-propagating right shift

<<

Left shift

( x y -> z)

f♭> [ 1 2 ] 3 <<
[ [ 1 2 3 ] ]

• push/snoc
• object merge
• Left shift

choose

conditional (ternary) operator

( {boolean} [A] [B] -> {A|B} )

f♭> true 1 2 choose
[ 1 ]

@ (at)

returns the item at the specified index in a sequence

( {seq} {index} -> {item} )

> [ 1 2 3 ] 1 @
[ 2 ]

i

push the imaginary number 0+1i

( -> 0+1i )

infinity

pushes the value Infinity

( -> Infinity )

f♭> i
[ 0+1i ]

cmp

( x y -> z ) pushes 0 if rhs and lhs are equal pushes 1 if lhs is > rhs pushes -1 otherwise

f♭> 1 2 cmp
[ -1 ]