Apply a callback to an array: Difference between revisions
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(→{{header|Delphi}}: Adds Déjà Vu example) |
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=={{header|Déjà Vu}}== |
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There is a <code>map</code> builtin that does just this. |
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<lang dejavu>!. map @++ [ 1 4 8 ] |
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#implemented roughly like this: |
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#map f lst: |
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# ] |
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# for i in lst: |
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# f i |
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# [</lang> |
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{{output}} |
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<pre>[ 2 5 9 ]</pre> |
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=={{header|E}}== |
=={{header|E}}== |
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