Talk:Bitmap: Difference between revisions
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m (signed it) |
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<lang J>allocImage=: $&(,:0 0 0)</lang> |
<lang J>allocImage=: $&(,:0 0 0)</lang> |
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Here 0 0 0 represents one pixel, and (,:0 0 0) is a one element list containing |
Here 0 0 0 represents one black pixel, and (,:0 0 0) is a one element list containing that pixel. Meanwhile <lang J>dimensions $ items</lang> creates an array with the specified dimensions from the list of items on the right. Meanwhile, & curries an operation. For example: |
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+&2 (10 100 1000) |
+&2 (10 100 1000) |