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- PHP short-ternary (Elvis) operator vs null coalescing operator
Elvis ?: 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)
- 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 the . = operator mean in PHP? - Stack Overflow
In very plain language, what happens is that whatever is stored in each variable is converted to a string and then each string is placed into a final variable that includes each value of each variable put together
- What is the use of the @ symbol in PHP? - Stack Overflow
Like already some answered before: The @ operator suppresses all errors in PHP, including notices, warnings and even critical errors BUT: Please, really do not use the @ operator at all Why?
- operators - Not equal to != and !== in PHP - Stack Overflow
==and != do not take into account the data type of the variables you compare So these would all return true: '0' == 0 false == 0 NULL == false
- Reference Guide: What does this symbol mean in PHP? (PHP Syntax)
Note that as of PHP 5 4 __CLASS__ works also in traits When used in a trait method, __CLASS__ is the name of the class the trait is used in __TRAIT__: The trait name (Added in PHP 5 4 0) As of PHP 5 4 this constant returns the trait as it was declared (case-sensitive) The trait name includes the namespace it was declared in (e g Foo\Bar)
- Newest php Questions - Stack Overflow
My php application has used phpseclib 1 0 for years with php 7 x The server was just upgraded to php 8 2 and phpseclib 1 0 no longer works The server runs Oracle Linux 8 and does not have internet
- PHP server on local machine? - Stack Overflow
php -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
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