j2csv

j2csv

Convert JSON to CSV file

Simple tool to convert json files to csv. Removes single line and multi line comments in case of object stream. Sample files Here

Download Binary from GitHub or build from source.

go install github.com/akshaykhairmode/j2csv@latest //Needs go 1.19. and above

This will install go binary in your $GOBIN (If its set) or at ~/go/bin/j2csv

Options available

  -a    use this option if its an array of objects
  -f string
        usage --f /home/input.txt (Required)
  -force
        force load input file in memory, use this if conversion is failing.
  -h    Prints command help
  -i    get input data from standard input
  -o string
        usage --o /home/output.txt
  -stats
        prints the allocations at start and at end
  -uts string
        used to convert timestamp to string, usage --uts createdAt,updatedAt
  -v    Enables verbose logging
  -z    output file to be .zip

Examples,

Normal stream

./dist/linux64/j2csv  -f  test-files/object.txt

//Output
10:26PM INF Reading input from path : test-files/object.txt
10:26PM INF Output File ====> j2csv-object-1672678561.csv
10:26PM INF Done!!, Time took : 44.8119ms

JSON array stream

./dist/linux64/j2csv -a -f test-files/array.json

//Output
10:28PM INF Reading input from path : test-files/array.json
10:28PM INF Output File ====> j2csv-array-1672678733.csv
10:28PM INF Done!!, Time took : 32.2386ms

Standard Input

echo -n '{"key1":"value1","key2":"value2"}' | ./dist/linux64/j2csv -i

//Output
10:34PM INF Output File ====> j2csv-stdin-1672679072.csv
10:34PM INF Done!!, Time took : 341.8µs

With Force flag, loads the input file in memory instead of streaming. Should be used when conversion is failing

./dist/linux64/j2csv -f test-files/object_fail.txt -force

//Output
10:35PM INF Reading input from path : test-files/object_fail.txt
10:35PM INF Output File ====> j2csv-object_fail-1672679154.csv
10:35PM INF Done!!, Time took : 70.8357ms

Zip Output

zip input is by default supported (Only works with single file in zip). For zip output use -z.

./dist/linux64/j2csv -z -f test-files/object.zip

//Output
10:38PM INF Reading input from path : test-files/object.zip
10:38PM INF Output File ====> j2csv-object-1672679327.zip
10:38PM INF Done!!, Time took : 37.0841ms

With custom output path

./dist/linux64/j2csv -f test-files/object.zip -o myfile.csv

//Output
10:43PM INF Reading input from path : test-files/object.zip
10:43PM INF Output File ====> myfile.csv
10:43PM INF Done!!, Time took : 40.0745ms

Converting unix timestamp to string

./dist/linux64/j2csv -f test-files/object.zip -uts createdAt,updatedAt

//Output
10:44PM INF Reading input from path : test-files/object.zip
10:44PM INF Output File ====> j2csv-object-1672679695.csv
10:44PM INF Done!!, Time took : 44.315ms