如何从Perl中的哈希中删除键? [英] How to remove keys from hash in Perl?

问题描述

如何从现有地图中删除密钥?

How do I remove the key from an existing map?

if (exists $sampleMap{1})
{
      #Here I want to remove the "1" key from sampleMap
}

推荐答案

使用delete删除哈希键:

if (exists $sampleMap{1})
{
      delete $sampleMap{1}; #Here I want remove the "1" key from sampleMap.
}

有关更多详细信息，请查看删除.

For more details, take a look at delete.

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