Tokenize a string: Difference between revisions

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 =={{header|Smalltalk}}==
  |array |
- array := ('Hello,How,Are,You,Today' findTokens: $,) asArray.
+ array := 'Hello,How,Are,You,Today' subStrings: $,.
+ array fold: [:concatenation :string | concatenation, '.', string ]
- Transcript show:
-          (array inject: ''
+Some implementations also have a ''join:'' convenience method that allows the following shorter solution:
-                   into:
-                    [:concatenation :string | concatenation , string , '.'])
+ ('Hello,How,Are,You,Today' subStrings: $,) join: '.'
+The solution displaying a trailing period would be:
+ |array |
+ array := 'Hello,How,Are,You,Today' subStrings: $,.
+ array inject: '' into: [:concatenation :string | concatenation, string, '.' ]
 =={{header|Standard ML}}==