- PHP short-ternary (Elvis) operator vs null coalescing operator
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
- 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
- PHP Difference between array() and [] - Stack Overflow
Short array syntax was introduced in PHP 5 4, there is no difference and the old method will not be removed, so it's safe to use either Short tags are usually frowned upon, I wouldn't use them
- What is lt;= gt; (the Spaceship Operator) in PHP 7?
The <=> ("Spaceship") operator will offer combined comparison in that it will : Return 0 if values on either side are equal Return 1 if the value on the left is greater Return -1 if the value on the right is greater The rules used by the combined comparison operator are the same as the currently used comparison operators by PHP viz <, <=, ==, >= and > Those who are from Perl or Ruby
- php - What is the difference between public, private, and protected . . .
PHP manual has a good read on the question here The visibility of a property or method can be defined by prefixing the declaration with the keywords public, protected or private
- Reference Guide: What does this symbol mean in PHP? (PHP Syntax)
What is this? This is a collection of questions that come up now and then about syntax in PHP This is also a Community Wiki, so everyone is invited to participate in maintaining this list This qu
- php - How to convert these strange characters? (ë, Ã, ì, ù, à . . .
My page often shows things like ë, Ã, ì, ù, à in place of normal characters I use utf8 for header page and MySQL encode How does this happen?
|