method
keep_if
v1_9_3_125 -
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- Class:
Hash
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.
keep_if()Deletes every key-value pair from hsh for which block evaluates to false.
If no block is given, an enumerator is returned instead.