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SurveyJS
Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
Reactjs Try create upload function with cropper component. But when I try set state it says that Uncaught TypeError: this.setState is not a function at FileReader.reader.onload Component import React, { Component, PropTypes } from 'react'import { Link, browserHistory } from 'react-router'import { connect } from 'react-redux'import Cropper from 'react-cropper';class HeadPortrait extends Component { constructor(props) { super(props) this.state = { image: '', } } clickadd(e) { document.getElementById('uploadfiles').click(); } loadFile(e) { e.preventDefault(); var reader = new FileReader(); reader.onload = function () { this.setState({ image: reader.result }) }; reader.readAsDataURL(e.target.files[0]); ; }; _crop() { // image in dataUrl console.log(this.refs.cropper.getCroppedCanvas().toDataURL()); } render() { return ( Add Image Save ) }}function mapStateToProps(state) { return { // stories: state.stories }}export default connect(mapStateToProps)(HeadPortrait) Trying do like in example https://github.com/roadmanfong/react-cropper/blob/master/example/src/Demo.jsx Answer link : https://codehunter.cc/a/reactjs/this-setstate-is-not-a-function-trying-upload-image-reactjs