method
keep_if
v2_5_5 -
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Class: Hash
- 1_8_6_287
- 1_8_7_72
- 1_8_7_330
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- 2_6_3 (38)
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keep_if()
public
Deletes every key-value pair from hsh for which block evaluates to false.
If no block is given, an enumerator is returned instead.