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  1. 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 …

  2. 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 …

  3. syntax - What does "->" or "=>" mean in PHP? - Stack Overflow

    Dec 26, 2012 · since PHP 7.4 => operator is also used for the arrow functions, a more concise syntax for anonymous functions. since PHP 8.0 => operator is also used to define hands in the …

  4. syntax - What does '<?=' mean in PHP? - Stack Overflow

    Note that the ; is redundant; as the answers suggest this short-tag expands to an echo with a semicolon added to the end, as per the php documents.

  5. What does the .= operator mean in PHP? - Stack Overflow

    What does the .= operator mean in PHP? Asked 12 years, 8 months ago Modified 5 years, 9 months ago Viewed 65k times

  6. What is the use of the @ symbol in PHP? - Stack Overflow

    Jun 23, 2009 · I have seen uses of @ in front of certain functions, like the following: $fileHandle = @fopen($fileName, $writeAttributes); What is the use of this symbol?

  7. What does "=>" mean in PHP? - Stack Overflow

    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.

  8. What is the .= (dot equals) operator in PHP? - Stack Overflow

    What is the .= (dot equals) operator in PHP? [duplicate] Asked 16 years, 2 months ago Modified 2 years, 11 months ago Viewed 2k times

  9. What does $$ (dollar dollar or double dollar) mean in PHP?

    Jun 23, 2016 · What does $$ (dollar dollar or double dollar) mean in PHP? Asked 15 years, 6 months ago Modified 3 years ago Viewed 75k times

  10. What is <=> (the 'Spaceship' Operator) in PHP 7? - Stack Overflow

    May 21, 2015 · PHP 7 introduced the Spaceship (<=>) operator. What is it and how does it work?