try/catch es10

An update for developer convience allows the use of try/catch without an explicit e Error reference in the catch call.

// Before
try {
  fetch('https://example.com')
} catch (e) {
  console.log(`e`)
}

After:

// After
try {
  fetch('https://example.com')
} catch {
  console.log(`something wrong.`)
}

Có thể bạn đã miss một số snippets code

Callback in javascript

Copy a string to the clipboard. Only works as a result of user action (i.e. inside a click event listener).

An update for developer convience allows the use of try/catch without an explicit e Error reference in the catch call.

Use flatMap() creates a new array with sub-array elements flattened by specified depth.