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@iwsio/json-csv-core
Advanced tools
Readme
Simple CSV export module that can export an array of JSON objects to CSV. This core library will focus on the buffered, single object conversion to CSV and is built for node and browser. You can read more about it and see a live example on my blog.
npm i @iwsio/json-csv-core
import { toCsv } from '@iwsio/json-csv-core'
import toCsv from '@iwsio/json-csv-core'
toCsv
is defined as:declare toCsv = (data: any[], options: ExporterOptions) => string;
import { toCsv } from '@iwsio/json-csv-core'
const data = [
{
field1: 'test',
field2: 123,
thing: {
field3: true,
field4: 'test'
}
},
{field1: 'test', field2: 123, thing: { field3: true, field4: 'test'}},
{field1: 'test', field2: 123, thing: { field3: false, field4: 'test'}},
{field1: 'test', field2: 123, thing: { field3: true, field4: 'test'}}
]
const options = {
fields: [
{name: 'field1'}, // regular field by name
{name: 'field2'},
// using dot notation, we can specify which value to use.
// provide a transform if you want the value to be modified for output.
{name: 'thing.field3', label: 'field3', transform: (v) => v ? 'yes' : 'no'},
{name: 'thing.field4', label: 'field4'},
]
}
const csv = toCsv(data, options)
field1,field2,field3,field4
test,123,yes,test
test,123,yes,test
test,123,no,test
test,123,yes,test
{
//field definitions for CSV export
fields: [
{
// required: field name for source value
name: 'string',
// optional: column label for CSV header
label: 'string',
// optional: transform value before exporting
transform: function(value) { return value; }
}
],
// Other default options:
fieldSeparator: ',',
ignoreHeader: false
}
FAQs
Easily convert JSON to CSV. This is a core library built for browser and node to support buffered conversion to CSV.
The npm package @iwsio/json-csv-core receives a total of 794 weekly downloads. As such, @iwsio/json-csv-core popularity was classified as not popular.
We found that @iwsio/json-csv-core demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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