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Category:Smalltalk: Difference between revisions
→Literals
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(1+5i) "a complex"
'hello' "string constant; an instance of String, a collection of Characters"
'öäü こんにちは世界' "string constant; unicode is supported by most implementations"
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#(1 true $a 16rFF 1.0 (10 20)) "array literal constant; the last element being another array; an instance of Array"
#
inside an array constant, symbols can be written without the # prefix"
#[ 10 20 2r1000 16rFE ] "byte-array constant; an instance of ByteArray"
▲$a "character constant"
#f32[ 10.0 20.0 ] "float32-array constant; an instance of FloatArray ¹"
[ ... some code ... ] "a block literal; an instance of BlockClosure (dialect specific); the object represents the piece of code which can be passed around and evaluated later (a lambda closure)"
[:a1 ... :aN | ... some code ...] "a block literal with arguments."</lang>
1) not supported by all dialects.
===Special "builtin" Pseudo Veriables===
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