ion-sound/tests/variables.ion

let alpha_numeric_name0 = hello
let _name_with_1_leading_underscore = leading
let __2 = underscores
let ___ = !
echo $alpha_numeric_name0 $_name_with_1_leading_underscore $__2 $___
echo -e "\n\n$alpha_numeric_name0"
echo "variables:"
# ANCHOR: variables
let string_variable = "hello string"
let array_variable = [ hello array ]
echo $string_variable
echo @array_variable
# ANCHOR_END: variables
echo "multiple_assignment:"
# ANCHOR: multiple_assignment
let a b = one two
echo $a
echo $b

let a b = one [two three four]
echo $a
echo @b
# ANCHOR_END: multiple_assignment
echo "type_checked_assignment:"
# ANCHOR: type_checked_assignment
let a:bool = 1
let b:bool = true
let c:bool = n
echo $a $b $c
let fail:bool = ""

let a:str b:[str] c:int d:[float] = one [two three] 4 [5.1 6.2 7.3]
echo $a
echo @b
echo $c
echo @d
# ANCHOR_END: type_checked_assignment
echo "dropping_variables:"
# ANCHOR: dropping_variables
let string = "hello"
drop string
let array = [ hello world ]
drop array
# ANCHOR_END: dropping_variables