/Javascript/React/Past value from parent in reactjs

Past value from parent in reactjs

var json = require("json!../languages.json");
var jsonArray = json.languages;

export class SelectLanguage extends React.Component {
    state = {
            selectedCode: '',
            selectedLanguage: jsonArray[0],
        }

    handleLangChange = () => {
        var lang = this.dropdown.value;
        this.props.onSelectLanguage(lang);            
    }

    render() {
        return (
            <div>
                <DropdownList ref={(ref) => this.dropdown = ref}
                    data={jsonArray} 
                    valueField='lang' textField='lang'
                    caseSensitive={false} 
                    minLength={3}
                    filter='contains'
                    onChange={this.handleLangChange} />
            </div>            
        );
    }
}

Source: stackoverflow.com

Past value from parent in reactjs

class ParentComponent extends React.Component {

    state = { language: '' }

    handleLanguage = (langValue) => {
        this.setState({language: langValue});
    }

    render() {
         return (
                <div className="col-sm-9">
                    <SelectLanguage onSelectLanguage={this.handleLanguage} /> 
                </div>
        )
     }
}

Source: stackoverflow.com

Similar codes

1 vote358 views2 answers
React alert popup
Javascript React
1 vote396 views1 answer
Change icon color react native elements
Javascript React
24 votes312 views5 answers
React map array
Javascript React
1 vote362 views1 answer
Get value of input element on button click react
Javascript React
1 vote337 views1 answer
Three.js react
Javascript React
-2 votes373 views1 answer
Fc in react
Javascript React
0 vote351 views1 answer
'unsafe-inline' react
Javascript React
0 vote347 views1 answer
Outline none react native web
Javascript React
4 votes331 views2 answers
[!] CocoaPods could not find compatible versions for pod "ReactCommon/jscallinvoker": In Podfile: ReactCommon/jscallinvoker (from `../node_modules/react-native/ReactCommon`)
Javascript React
0 vote378 views1 answer
./node_modules/react-draft-wysiwyg/dist/react-draft-wysiwyg.js
Javascript React