fetch 的 response.ok

fetch('https://jsonplaceholder.typicode.com/todos/4') 
 .then(response => response.json())
 .then(result => console.log('success:',result)) 
 .catch(error => console.log('error:', error));

fetch('https://jsonplaceholder.typicode.com/todos/2382822') 
 .then(response => response.json())
 .then(result => console.log('success:',result)) 
 .catch(error => console.log('error:', error));

fetch('https://jsonplaceholder.typicode.com/todos/4') 
 .then((response) => {
   if (response.ok) { 
    return response.json();
   }
   return Promise.reject(response); 
 })
 .then((result) => { 
   console.log(result); 
 })
 .catch((error) => {
   console.log('Something went wrong.', error); 
 });