/Javascript/React/Cannot read properties of undefined (reading 'length') selectionlist react native

Cannot read properties of undefined (reading 'length') selectionlist react native

fetch('https://obscure-reaches-65656.herokuapp.com/api/getCloseTime?city=Hsinchu&sTime=18&eTime=21')
.then(r => r.json())
.then(r => {
  const movieData = r.reduce((r,s) => {
    r.push({title: s.theater, data: s.movie});
    return r;
  }, []);

  this.setState({ movieData });
});

Source: stackoverflow.com

Similar codes

2 votes214 views4 answers
Multiple export in react
Javascript React
4 votes215 views1 answer
How to send axios delete to the backend reactjs
Javascript React
0 vote239 views1 answer
React dynamic settings
Javascript React
-1 vote182 views1 answer
Vimeo player react native
Javascript React
0 vote252 views1 answer
Toggle class onscroll hook react
Javascript React
0 vote215 views3 answers
Run react native with debugger breakpoint
Javascript React
0 vote221 views1 answer
How to get property names from object using map method react
Javascript React
0 vote221 views1 answer
Ej2 react calenders
Javascript React
3 votes255 views1 answer
React how to create range
Javascript React
0 vote271 views1 answer
How to creacte react component
Javascript React