Setting PHP to use <?= instead of <?php echo
91511
Why are "echo" short tags permanently enabled as of PHP 5.4?
153624
What's the difference between is_null($var) and ($var === null)?
32293
What's the difference between if(!$variable) and if(isset($variable))?
29450
Stacking Multiple Ternary Operators in PHP
4772
Difference between "not equal" operators  and != in PHP
148295
Shell variable $_ not behaving as expected
38430
In PHP, what does the ${$ } syntax do?
9173
What are the PHP operators "?" and ":" called and what do they do?
47400
How are echo and print different in PHP?
534
Execute PHP code in a string
97134
PHP conditionals, brackets needed?
123728
Singular or Plural setting to a variable. PHP
25703
Best way to test for a variable's existence in PHP; isset() is clearly broken
37717
Variables in batch file not being set when inside IF?
142173
PHP param by ref => assign to ref = NULL
94418
Where do we use the object operator "->" in PHP?
19211
PHP if not equal(!=) and or (||) issue. Why doesnt this work?