Variable declaration reset: Difference between revisions
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But it would not alter the generated result.
J's control words (like '<tt>while.</tt>') do not create new variable scopes. If J introduced new variable scopes for control words, that would prevent updates inside those blocks from being visible outside those blocks. Where this form of isolation is desirable, we can use nested functions (J's verbs, adverbs or conjunctions).
=={{header|Java}}==
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