a nil:
nil
a number:
1
a string:
"a string"
a keyword:
:kywd
a bool:
true
a function:
fn
a list:
'()
1234
a vector:
[]
123
a hash-set:
#{}
123
a nested vector:
[]
12
[]
34
[]~2
7
a hash-map:
{}
:a1
:b2
a nested hash-map:
{}
:a1
:b
{}~3
a mixed data:
{}
:a
[]
12
{}~1
an element
{}
:name:div
:coordnil
:attrs
'()
:style
'()
:event
{}
:children
'()~2
States: nil