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In PHP, what is a closure and why does it use the “use” identifier?
I'm checking out some PHP 5.3.0 features and ran across some code on the site that looks quite funny:
6 Answers
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Creating the Singleton design pattern in PHP5
How would one create a Singleton class using PHP5 classes?
21 Answers
21
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UTF-8 all the way through
...rs. I wish I were kidding.
Data Access:
In your application code (e.g. PHP), in whatever DB access method you use, you'll need to set the connection charset to utf8mb4. This way, MySQL does no conversion from its native UTF-8 when it hands data off to your application and vice versa.
Some driv...
How to check if mod_rewrite is enabled in php?
...is possible to check if mod_rewrite is enabled on Apache AND IIS in PHP .
15 Answers
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PDOException SQLSTATE[HY000] [2002] No such file or directory
...fortrabbit, but as soon as I connect to SSH to run some commands (such as php artisan migrate or php artisan db:seed ) I get an error message:
...
Getting a timestamp for today at midnight?
How would I go about getting a timestamp in php for today at midnight. Say it's monday 5PM and I want the Timestamp for Monday(today) at midnight(12 am) which already has happened.
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Using a .php file to generate a MySQL dump
...c(), I would choose the second one, which doesn't return the output to the PHP script -- no need for the PHP script to get the whole SQL dump as a string : you only need it written to a file, and this can be done by the command itself.
That external command will :
be a call to mysqldump, with th...
Coalesce function for PHP?
...es have a coalesce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not.
9 Answers
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JavaScript equivalent of PHP's in_array()
... notice you wanted to see if an array was inside another. According to the PHP documentation this is the expected behavior of PHP's in_array:
$a = array(array('p', 'h'), array('p', 'r'), 'o');
if (in_array(array('p', 'h'), $a)) {
echo "'ph' was found\n";
}
if (in_array(array('f', 'i'), $a)) {...
How do I use PHP namespaces with autoload?
...Class1 is not in the global scope.
See below for a working example:
<?php
function __autoload($class)
{
$parts = explode('\\', $class);
require end($parts) . '.php';
}
use Person\Barnes\David as MyPerson;
$class = new MyPerson\Class1();
Edit (2009-12-14):
Just to clarify, my usage...