use fetch to get value and return value in js code example
Example: return value from fetch javascript
function getvals(){
return fetch('https://jsonplaceholder.typicode.com/posts',
{
method: "GET",
headers: {
'Accept': 'application/json',
'Content-Type': 'application/json',
},
})
.then((response) => response.json())
.then((responseData) => {
console.log(responseData);
return responseData;
})
.catch(error => console.warn(error));
}
getvals().then(response => console.log(response));