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Make Change To State In React Native

Javasper answered on September 27, 2022 Popularity 4/10 Helpfulness 1/10

answer Make Change To State In React Native

related Change State In React Native

Make Change To State In React Native

Comment

 function SecondScreen({route})
  {
    function abc()
    {
      setA( arr => [...arr, "add an element"])
/*
to change the content, do something like this.

let x = ["22", "##RDW"];
      setA( arr => [...x])
*/
    }
 const inputEl = useRef(null);
 const [y, setY] = useState("");
const [a, setA] = useState(["a", "b", "c", "d", "e"]);
    return(
      <View>
        <TextInput placeholder="TextInput" onChangeText={setY}/>  
          
          
<TextInput ref={inputEl} value="abcrewf"/>
 
{a.map((x)=>

<TextInput placeholder={x}/>
  )}
 

 <TouchableOpacity onPress={()=>
abc()
}>
<Text> ABC Click Me</Text>

</TouchableOpacity>
      </View>

Popularity 4/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: javascript react-native state

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Contributed on Sep 27 2022

Javasper

0 Answers Avg Quality 2/10

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Change State In React Native

Comment

 const [x, setX] = useState({y:"yyyyyy"}); 
 
function a()
{
 
setX({y:"######"}) 
}
...

  return(

<View style={styles.container}>
 <Button onPress={()=>
a() 
}  ref={inputEls} id={x} title={x.y}/>
 
 <Text>{x.y} </Text>
 </View>   
)

Popularity 7/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: javascript react-native state javas

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Contributed on Sep 28 2022

Javasper

0 Answers Avg Quality 2/10

Make Change To State In React Native

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