PHP short-ternary (Elvis) operator vs null coalescing operator 594 Can someone explain the differences between ternary operator shorthand (?:) and null coalescing operator (??) in PHP? When do they behave differently and when in the same way (if that even happens)?
How do the PHP equality (== double equals) and identity (=== triple . . . PHP Double Equals == equality chart: PHP Triple Equals === Equality chart: Source code to create these images: PHP equality charts Guru Meditation Those who wish to keep their sanity, read no further because none of this will make any sense, except to say that this is how the insanity-fractal, of PHP was designed NAN != NAN but NAN == true
Whats the difference between :: (double colon) and - gt; (arrow) in PHP? The difference between static and instantiated methods and properties seem to be one of the biggest obstacles to those just starting out with OOP PHP in PHP 5 The double colon operator (which is called the Paamayim Nekudotayim from Hebrew - trivia) is used when calling an object or property from a static context
What does = gt; mean in PHP? - Stack Overflow 5 Arrays in PHP are associative arrays (otherwise known as dictionaries or hashes) by default If you don't explicitly assign a key to a value, the interpreter will silently do that for you
What does ${ } mean in PHP syntax? - Stack Overflow ${ } (dollar sign curly bracket) is known as Simple syntax It provides a way to embed a variable, an array value, or an object property in a string with a minimum of effort If a dollar sign ($) is encountered, the parser will greedily take as many tokens as possible to form a valid variable name Enclose the variable name in curly braces to explicitly specify the end of the name