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 …
syntax - What does "->" or "=>" mean in PHP? - Stack Overflow
Jun 2, 2024 · I see these in PHP all the time, but I don't have a clue as to what they actually mean. What does -> do and what does => do? And I'm not talking about the operators. They're …
How do the PHP equality (== double equals) and identity
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 …
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.
Start learning PHP — Useful resources for beginners and advanced
Oct 28, 2023 · Start learning PHP — Useful resources for beginners and advanced! If you're wondering where to start from learning the PHP language or needing some more knowledge to …
What is <=> (the 'Spaceship' Operator) in PHP 7?
May 21, 2015 · 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 …
Using AND/OR in if else PHP statement - Stack Overflow
Dec 10, 2010 · In php both AND, && and OR, || will work in the same way. If you are new in programming and php is one of your first languages them i suggest using AND and OR, because …
PHP - concatenate or directly insert variables in string
If the variable inside the double quote PHP take time to parse variable. Check out this Single quotes or double quotes for variable concatenation? This is another example Is there a performance …
PHP Warning: PHP Startup: Unable to load dynamic library
Mar 12, 2011 · It means there is an extension=... or zend_extension=... line in one of your php configuration files (php.ini, or another close to it) that is trying to load that extension : ixed.5.2.lin …
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?