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- operators - Not equal to != and !== in PHP - Stack Overflow
Not equal to != and !== in PHP [duplicate] Asked 15 years, 3 months ago Modified 6 months ago Viewed 286k times
- 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
- How do I get PHP errors to display? - Stack Overflow
I have checked my PHP ini file (php ini) and display_errors is set and also error reporting is E_ALL I have restarted my Apache webserver I have even put these
- 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 benefit single quote vs double quote in php? I did not understand why this answer in above link get upvoted and why this answer got downvote
- php - Enabling installing GD extension? --without-gd - Stack Overflow
In my case there's extension=gd and then ;gd jpeg_ignore_warning = 1, but no ;extension=php_gd2 dll As I read, this is the case with PHP8 Still I get an error, despite php -m clearly showing gd extension is available Odd
- apache - How to run php files on my computer - Stack Overflow
Running PHP script directly in browser: Here are all steps (in short) to run PHP program in XAMPP Step 1: First of all, open the Apache Friends website, The download and install XAMPP for Windows Step 2: Open the XAMPP Program Control Panel and start “Apache Web Server” (NB: If your PHP scripts need MySQL database to work, Start “MySQL” service as well) Step 3: Create a new folder
- php - Show a number to two decimal places - Stack Overflow
Update for PHP 7 4+ since this answer is very old Since round returns a float it can only be guaranteed to return a number with at most one decimal place (ie, it returns something that is not an integer, with the minimum number of decimal places possible to represent the number)
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