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Bookmark or Share- Using AND/OR in if else PHP statement - Stack OverflowIn 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 it increases readability and reduces confusion when you check back.
- How to get the client IP address in PHP - Stack OverflowNote: REMOTE_ADDR might not contain the real IP of the TCP connection. This entirely depends on your SAPI. Ensure that your SAPI is properly configured such that $_SERVER['REMOTE_ADDR'] actually returns the IP of the TCP connection.
- PHP server on local machine? - Stack Overflowphp -S was only added in php 5.4 which was released in 2012. So when I wrote my answer in 2009, there was no such option. So when I wrote my answer in 2009, there was no such option. And as of today in the year of 2020, the time machine has not been invented yet.
- 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.
- PHP short-ternary ("Elvis") operator vs null coalescing operatorElvis ?: returns the first argument if it contains a "true-ish" value (see which values are considered loosely equal to true in the first line of the Loose comparisons with == table).
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