Shape: Difference between revisions
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(supported in) |
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{{lowercase title}} |
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{{primitive|^x|in=k3, kona|not=k4, oK, ngn/k, k9}} |
{{primitive|^x|in=k3, kona|not=k4, oK, ngn/k, k9}} |
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''' |
'''shape''' is a primitive that returns the list of lengths along all axes of a uniform array. For ragged arrays it returns only as many items as there are levels of uniformity. |
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^(0 1 2;"ab",`c) |
^(0 1 2;"ab",`c) |
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2 3 |
2 3 |
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Revision as of 20:58, 8 July 2022
Shape
^x
| Supported in | k3, kona |
| Not supported in | k4, oK, ngn/k, k9 |
shape is a primitive that returns the list of lengths along all axes of a uniform array. For ragged arrays it returns only as many items as there are levels of uniformity.
^(0 1 2;"ab",`c) 2 3 ^(0 1 2;"abcd") ,2
For rectangular arrays, it can be implemented as [1]:
d:-1_#:'*:\ d[+4 3#1] 3 4