== in php causing false positives when variable is zero
1736
How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ?
124650
Is `if (condition = value)` the correct syntax for comparison?
126341
Avoiding IF ELSE due to variable been NULL
106258
What is the reason that an empty string evaluates to false in Javascript
32293
What's the difference between if(!$variable) and if(isset($variable))?
29593
What is the "->" PHP operator called?
147409
String.equals versus ==
6971
boolean variable values in PHP to javascript implementation
19448
How do I use the ternary operator ( ? : ) in PHP as a shorthand for "if / else"?
37909
Understanding nested PHP ternary operator
155007
php integer and float comparison mismatch
132682
What does a leading zero do for a php int?
3941
What's the difference between ".equals" and "=="?
97545
Using =+ won't work in for loop
96560
PHP If Statement with Multiple Conditions
62005
Implied string comparison, 0=='', but 1=='1'
6988
How to check whether an array is empty using PHP?