JS Built-ins
FormDataintermediate

FormData β€” entries() yields [key, value] pair

πŸ“– Usage Example
const fd = new FormData()
fd.append('q', 'hi')
[...fd.entries()]  // β†’ [['q', 'hi']]

entries() returns an iterator of [key, value] pairs.

FormData.entries()

entries() returns an iterator of [name, value] pairs.

Challenge: Append 'k' -> 'v' and verify the first entry equals ['k', 'v'].

πŸ’‘ Hints (1)
  • β€’ entries() returns [name, value] tuples; use Array.from() and index [0] to get the first