Answers for "fetch requests javascript"

41

fetch api javascript

fetch('http://example.com/songs')
	.then(response => response.json())
	.then(data => console.log(data))
	.catch(err => console.error(err));
Posted by: Guest on April-22-2020
6

fetch api in js

// fetch API
var myData = async () => {
    try {
       const raw_response = await fetch("https://jsonplaceholder.typicode.com/users");
       if (!raw_response.ok) { // check for the 404 errors
           throw new Error(raw_response.status);
       }
       const json_data = await raw_response.json();
          console.log(json_data);
       }
       catch (error) { // catch block for network errors
            console.log(error); 
        }
}
fetchUsers();
Posted by: Guest on December-14-2020
0

fetch javascript

const data = { username: 'example' };

fetch('https://example.com/profile', {
  method: 'POST', // or 'PUT'
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify(data),
})
.then(response => response.json())
.then(data => {
  console.log('Success:', data);
})
.catch((error) => {
  console.error('Error:', error);
});
Posted by: Guest on February-23-2021
4

fetch get request

// Example POST method implementation:
async function postData(url = '', data = {}) {
  // Default options are marked with *
  const response = await fetch(url, {
    method: 'POST', // *GET, POST, PUT, DELETE, etc.
    mode: 'cors', // no-cors, *cors, same-origin
    cache: 'no-cache', // *default, no-cache, reload, force-cache, only-if-cached
    credentials: 'same-origin', // include, *same-origin, omit
    headers: {
      'Content-Type': 'application/json'
      // 'Content-Type': 'application/x-www-form-urlencoded',
    },
    redirect: 'follow', // manual, *follow, error
    referrerPolicy: 'no-referrer', // no-referrer, *no-referrer-when-downgrade, origin, origin-when-cross-origin, same-origin, strict-origin, strict-origin-when-cross-origin, unsafe-url
    body: JSON.stringify(data) // body data type must match "Content-Type" header
  });
  return response.json(); // parses JSON response into native JavaScript objects
}

postData('https://example.com/answer', { answer: 42 })
  .then(data => {
    console.log(data); // JSON data parsed by `data.json()` call
  });
Posted by: Guest on September-13-2020

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