manojsinghnegiwd

var merge = function() {
	var object = {};
	for( var i = 0; i < arguments.length; i++ ) {
		for(var prop in arguments[i]) {
			object[prop] = arguments[i][prop];
		}
	}
	return object;
}

manojsinghnegiwd

var x = (function IIFE(){
  return 'Hello I am IIFE';
})();

console.log(x) // will log Hello I am IIFE

manojsinghnegiwd

var arr = [
  "1",
  "2",
  "3",
  "4",
  "5"
];

var str = arr.join(",");

manojsinghnegiwd

var arr = [10, 20, 30, 40, 50, 60, 70, 80, 90, 100];
var arrCopy = [110, 120, 130, 140, 150, 160, 170, 180, 190, 200];
var newArr = arr.concat(arrCopy);
console.log(newArr);
console.log(arr);
console.log(arrCopy);

// output
// [10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150, 160, 170, 180, 190, 200]
// [10, 20, 30, 40, 50, 60, 70, 80, 90, 100]

manojsinghnegiwd

function getFirst (obj) {
  var first = null;
    for(var prop in obj) {
    first = obj[prop];
    break;
  }
  return first;
}

var obj = {

manojsinghnegiwd

export default class Button extends Component {
    render () {
        let {onPress, isRipple, rippleColor, children, style} = this.props;
        return (
            <View>
                <TouchableNativeFeedback
                    onPress={onPress}
                    background={isRipple ? TouchableNativeFeedback.Ripple(rippleColor || "#000000") : null}>
                    <View style={style}>
                        {children}

manojsinghnegiwd

<TextInput
  placeholder="Your Placeholder"
  onChangeText={(value) => this.setState({value})}
  style={[newStyle]}
  editable={true}
  multiline={true}
  value={value}
  onContentSizeChange={(e) => this.updateSize(e.nativeEvent.contentSize.height)}
/>

manojsinghnegiwd

import {
  TextInput
} from 'react-native';

manojsinghnegiwd

this.state = {
  value: '',
  height: 40
}

manojsinghnegiwd

const {value, height} = this.state;