Undefined index in PHP, same script in 2 files, same error
2005
"Notice: Undefined variable", "Notice: Undefined index", and "Notice: Undefined offset" using PHP
18524
PHP Multiple Update function not updating and gets the 1st row blank
141962
Settings API - Undefined Index when unchecking checkbox
10225
Need help with PHP and MySQL
155007
php integer and float comparison mismatch
120580
What does "=>" mean in PHP?
25911
500 Error on index.php file
137874
PHP - Merge two arrays (same-length) into one associative?
124282
I just assigned a variable, but echo $variable shows something else
85610
Undefined index in PHP post
67178
PHP Fatal error: Cannot access empty property
8612
Passing PHP variables to an included file?
83403
$_FILES undefined PHP upload form. Can't figure out
41
How to fix "Headers already sent" error in PHP
43092
# in url getting ignored in php 5.2
53154
Why would $_FILES be empty when uploading files to PHP?
19574
undefined offset PHP error