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List installed packages in channel

开发者 https://www.devze.com 2023-01-19 16:06 出处:网络
With PHP\'s PEAR, how can I check whether package foo in channel bar is already ins开发者_StackOverflow社区talled?(Assuming that the channel bar is available, and has already been \"discovered\".)Some

With PHP's PEAR, how can I check whether package foo in channel bar is already ins开发者_StackOverflow社区talled? (Assuming that the channel bar is available, and has already been "discovered".) Something like pear list that displays installed packages in channel bar only would be ideal.


pear list -c bar
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