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Category:Smalltalk: Difference between revisions
→Message Sends
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(a + 1) squared "send '+' to a, then send 'squared' to whatever we get from it"
a , b "send the (binary) ',' message, which does collection-concatenation (arrays, strings, etc)
arr at:1 put:'foo' "send the 'at:put:' message to 'arr', passing two arguments, the integer '1' and a string"
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