curl reference

README.md

See response headers

curl -i localhost/api/foo

See request and response headers

curl -v localhost/api/foo

POST with string data

Unix:

curl -X POST -d '"foo"' localhost/api/foo

Windows:

curl -X POST -d "\"foo\"" localhost/api/foo

POST with JSON data

Unix:

curl -X POST -H "Content-Type: application/json" -d '{"foo": "bar"}' localhost/api/foo

Windows:

curl -X POST -H "Content-Type: application/json" -d "{\"foo\": \"bar\"}" localhost/api/foo

Pass Windows credentials as part of request

curl --ntlm -u : example.com

Syntax highlight JSON using jq

curl -s localhost/api/foo | jq .

Count number of returned objects using jq

curl -s localhost/api/foo | jq length

Return partial JSON properties using jq

curl -s localhost/api/foo | jq '.[] | { name: .author.name }'

or shorthand for top-level properties

curl -s localhost/api/foo | jq '.[] | { name }'

Collapse JSON objects to single line

curl -s localhost/api/foo | jq -c '.[] | { name }'

List Keys

curl -s localhost/api/foo | jq '.[0] | keys'

Return response size

curl -s http://www.whatsmyip.org/http-compression-test/ -w '%{size_download}' -o /dev/null