PHP a better way for check non-empty?
25703
Best way to test for a variable's existence in PHP; isset() is clearly broken
42004
What is the PHP shorthand for: print var if var exist
158001
Dynamic Comparison Operators in PHP
8783
How to convert string to boolean php
89993
comparing arrays in php, without caring for the order
145574
Empty function, what is it?
132944
How to Check for a Specific Type of Object in PHP
139679
How can I check if an array contains a specific value in php?
94839
Check whether a string is not null and not empty
27495
Why is True returned when checking if an empty string is in another?
140882
Proper way to detect empty/blank text
9434
How do I check if a list is empty?
49446
How to check for an undefined or null variable in JavaScript?
105946
How do I do a clean boolean?
40898
PHP split alternative?
5975
How to avoid returning a Null if there is no "else" condition in an If construct
158391
Most efficient way to check for DBNull and then assign to a variable?