PHP - Superglobals and Web Context
You want to allow users to upload multiple images using an input named 'photos[]'. How is the
$_FILES array structured for this input?You want to allow users to upload multiple images using an input named 'photos[]'. How is the $_FILES array structured for this input?
hard📝 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Understand multiple file uploads with array inputs
When input name ends with '[]', PHP creates arrays for each file property inside$_FILES.Step 2: Structure of
Each key like 'name', 'tmp_name', 'error' is an array indexed by file number, e.g.,$_FILESfor multiple files$_FILES['photos']['name'][0].Final Answer:
$_FILES['photos']['name'][0],$_FILES['photos']['name'][1], etc. -> Option AQuick Check:
Multiple files use indexed arrays inside each key [OK]
Quick Trick: Multiple uploads use indexed arrays inside $_FILES keys [OK]
Common Mistakes:
- Assuming $_FILES['photos'] is an array of arrays
- Expecting comma-separated string of filenames
- Using $_FILES['photos'][0]['name'] which is incorrect
Master "Superglobals and Web Context" in PHP
Want More Practice?
15+ quiz questions · All difficulty levels · Free
Free Signup - Practice All QuestionsMore PHP Quizzes