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Posted to notifications@apisix.apache.org by GitBox <gi...@apache.org> on 2021/07/22 07:51:43 UTC

[GitHub] [apisix] jamesislebron edited a comment on issue #4614: Is there any plan to support routing by judging whether the header exists?

jamesislebron edited a comment on issue #4614:
URL: https://github.com/apache/apisix/issues/4614#issuecomment-884718979


   > @jamesislebron Try JSON `null`.
   > 
   > ```
   > "vars": [
   >         ["http_version", "!", "equal", null]
   >     ]
   > ```
   
   @tokers It seems that apisix can not support `null` param now.
   Meanwhile the `"!", "equal"` oprator may should be `~=` ? There is no op like `equal` in `https://github.com/api7/lua-resty-expr/blob/main/lib/resty/expr/v1.lua#L64-L139`.


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