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Empty string: Difference between revisions
Added Standard ML section
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(Added Standard ML section) |
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Line 982:
# check that string is not empty
s <> ""</lang>
=={{header|Standard ML}}==
<lang sml>(* Assign empty string to a variable *)
val s = ""
(* Check that a string is empty*)
s = ""
(* Check that a string is nonempty *)
s <> ""</lang>
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