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sync: Add Len() method to sync.Map #25112

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kelwang opened this issue Apr 26, 2018 · 2 comments
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sync: Add Len() method to sync.Map #25112

kelwang opened this issue Apr 26, 2018 · 2 comments
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@kelwang
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kelwang commented Apr 26, 2018

Please answer these questions before submitting your issue. Thanks!

What version of Go are you using (go version)?

go 1.10.1

Does this issue reproduce with the latest release?

What operating system and processor architecture are you using (go env)?

What did you do?

Try to find a easy way to get the length of sync.Map. Currently, the only way to call the Range func

What did you expect to see?

func (m *Map) Len() int

What did you see instead?
@adamdecaf
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adamdecaf commented Apr 26, 2018 •
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Duplicate of #20680 ?

@ianlancetaylor
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Yes, closing as dup.

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@adamdecaf @ianlancetaylor @kelwang @gopherbot