PHP array empty outside of function
27136
Reference: What is variable scope, which variables are accessible from where and what are "undefined variable" errors?
123262
passing POST array to php function
137393
Passing an Array as Arguments, not an Array, in PHP
44134
Creating default object from empty value in PHP?
37816
function returns only first array value with mysqli query result
8126
Explode string into array with no empty elements?
95483
Loop through an array php
96595
jQuery, AJAX, JSONP: how to actually send an array even if it's empty?
64722
How to access an array of arrays in PHP
143042
variable access outside of if statement
126594
Working with arrays in php
68829
Is it necessary to declare PHP array before adding values with []?
89873
PHP: a short cut for isset and !empty?
141454
get_posts returning empty array
67280
Return array in a function
108661
In php, is 0 treated as empty?
102193
How do I get the function name inside a function in PHP?