How get element value if name exist symbol "-"?

Question

In one of my projects exist json file

{
  "name": "view1",
  "version": "1.1.1",
  "target-dir": "/opt/project/spark-jobs/",
  "target-hosts": {
    "dev": ["host1", "host2"],
    "prod": ["host3", "host4"]
  }
}

I have to read element of json "target-hosts", for solve try to use JQ, but if try run command

jq '.target-hosts' deploy.json  
jq: error: dir/0 is not defined at <top-level>, line 1:
.target-hosts        
jq: 1 compile error

How escape character "-"?

score 1 · Accepted Answer · answered Jan 10 '22 at 20:15

1

."target-hosts"

or

.["target-hosts"]

So,

jq '."target-hosts"' deploy.json

or

jq '.["target-hosts"]' deploy.json

answered Jan 10 '22 at 20:15

ikegami

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Barbaros Özhan · Answer 2 · 2022-06-26T13:16:17.177

0

Just need to quote the key name such as

jq '."target-hosts"' deploy.json

Demo

edited Jun 26 '22 at 13:16

answered Jan 10 '22 at 19:37

Barbaros Özhan

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score 0 · Answer 3 · answered Jan 10 '22 at 19:40

0

You need to enclose in double quotes:

jq '."target-hosts"'

answered Jan 10 '22 at 19:40

nurçin

54
6

How get element value if name exist symbol "-"?

3 Answers3