formMapper

A utility to take in an element or array of elements and return an object consisting of their values

Install

formMapper is an ES6 module. Consequently, you'll nee an ES6 transpiler (Babel is an option) as part of your Javascript workflow.

If you are already using NPM for your project, you can install formMapper with the following command:

$ npm install @degjs/form-mapper

Usage

Importing individual methods:

import { getValues } from "@degjs/form-mapper";
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const formData = getValues(formEl);

Importing all methods:

import formMapper from "@degjs/form-mapper";
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const formData = formMapper.getValues(formEl);

DefaultElementSelectors

The options represent the default selector names for various input elements. Can be replaced with a string of any selectors that querySelectAll and matches supports.

Default: input, select, textarea Example override: .js-input, .js-checkbox-input, select[multiple], textarea

Methods

getValues(input, opts)

The getValues method returns an object with key value pairs being { inputName: inputValue }

input

Type: Element | Element[] The container element, input element or array of elements to get values from.

opts

Type: Object Default: {elementSelectors: defaultElementSelectors, shouldStringify: false} An object to override the default settings. shouldStringify declares if the returned value should be a string representation of an object or just the object.

getInputElements(formEl, selectorSettings)

The getInputElements method returns an array of input elements as found by the default selectors.

formEl

Type: Element The form element to extract inputs from.

selectorSettings

Type: String Default: defaultElementSelectors And string representing a comma-separated list of selectors to override any default element selectors.

Browser Support

formMapper depends on the following browser APIs:

• matches: Documentation | Polyfill

As of Febrary 2018, matches is supported in IE9 and up.

To support legacy browsers, you'll need to include polyfills for the above APIs.