Originally at 2015-05-21T10:54:09Z by Hannes Hirzel
Pharo has #pairsDo:
pairsDo: aBlock
"Evaluate aBlock with my elements taken two at a time.
If there's an odd number of items, ignore the last one.
Allows use of a flattened array for things that naturally group into pairs.
See also pairsCollect:"
1 to: self size // 2 do:
[:index | aBlock value: (self at: 2 * index - 1) value: (self at: 2 * index)]
Originally at 2015-05-21T10:54:09Z by Hannes Hirzel
Pharo has #pairsDo:
pairsDo: aBlock
"Evaluate aBlock with my elements taken two at a time.
If there's an odd number of items, ignore the last one.
Allows use of a flattened array for things that naturally group into pairs.
See also pairsCollect:"
1 to: self size // 2 do:
[:index | aBlock value: (self at: 2 * index - 1) value: (self at: 2 * index)]
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Originally at 2015-05-21T10:54:09Z by Hannes Hirzel
Pharo has #pairsDo:
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