exec() vs system() vs passthru()
exec() vs system() vs passthru() exec — Execute an external program passthru — Execute an external program and display raw...
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Reference – What does this symbol mean in PHP?
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[ Solved -6 Answers] PHP – How do we check with PHP if directory exists
How do we check with PHP if directory exists - Both would return true on Unix systems - in Unix is a file, including...
php shell_exec() vs exec()
php shell_exec() vs exec() With exec(), you can pass an optional param variable which will receive an array of output lines.
Difference between array_map, array_walk and array_filter
array_map: (PHP 4 >= 4.0.6, PHP 5, PHP 7) array_map — Applies the callback to the elements of the given arrays...
What is a Python equivalent of PHP’s var_dump()
PROBLEM: When debugging in PHP, we frequently find it useful to simply stick a var_dump() in our code to show me what a...
PHP – New self vs. new static
new self: self points to the class in which it is written. self refers to the same class in which the new keyword is...
How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ
Double and Triple equals operator in PHP A double = sign is a comparison and tests whether the variable / expression /...
PHP define() vs const
PHP define() Function Definition and Usage: The define() function defines a constant. Constants are much like variables,...
[Solved- 7 Answers] How to expire a PHP session after 30 minutes?
[Solved- 7 Answers] PHP - How to expire a PHP session after 30 minutes?-We need to keep a session alive for 30 minutes and...
