将Ruby数组解析为JSON [英] Parsing a Ruby Array to JSON

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本文介绍了将Ruby数组解析为JSON的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我有一些结果:

puts result

看起来像这样的输出:

Allowed
20863963
1554906
Denied
3607325
0
Quarantined
156240 
0

调试

p results

输出

[["Allowed", 20863963, 1554906], ["Denied", 3607325, 0], ["Quarantined", 156194, 0]]

标题为:

status,hits,page_views 

我需要将其转换为json.如果结果为标准的csv格式,那将是直接的,但是如果结果格式如上所示,该如何处理呢?

I need to convert this to json. If the results was in standard csv format then it would be straight forward but how would one approach it if the results format looked like above?

预期输出类似于以下内容:

Expected output something similar to this:

[{"status":"Allowed","hits":"20863963","page_views":"1554906"},{"status":"Denied","hits":"3607325","page_views":"0"},{"status":"Quarantined","hits":"156240","page_views":"0"}]

解决方案

a = result.map{|s| {status: s[0], hits: s[1].to_i, page_views: s[2].to_i} }
puts a.to_json

推荐答案

output = "Allowed
20863963
1554906
Denied
3607325
0
Quarantined
156240 
0"

a = output.split("\n").each_slice(3).map{|s| {status: s[0], hits: s[1].to_i, page_views: s[2].to_i} } # => [{:status=>"Allowed", :hits=>20863963, :page_views=>1554906}, {:status=>"Denied", :hits=>3607325, :page_views=>0}, {:status=>"Quarantined", :hits=>156240, :page_views=>0}]
a.to_json # => => "[{\"status\":\"Allowed\",\"hits\":20863963,\"page_views\":1554906},{\"status\":\"Denied\",\"hits\":3607325,\"page_views\":0},{\"status\":\"Quarantined\",\"hits\":156240,\"page_views\":0}]"

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