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What does a \ (backslash) do in PHP (5.3+)?
What does a \ do in PHP?
4 Answers
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Remove empty array elements
...ments that are i.e. exact string '0', you will need a custom callback:
// PHP 7.4 and later
print_r(array_filter($linksArray, fn($value) => !is_null($value) && $value !== ''));
// PHP 5.3 and later
print_r(array_filter($linksArray, function($value) { return !is_null($value) && $...
How do I create a simple 'Hello World' module in Magento?
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First and foremost, I highly recommend you buy the PDF/E-Book from PHP Architect. It's US$20, but is the only straightforward "Here's how Magento works" resource I've been able to find. I've also started writing Magento tutorials at my own website.
Second, if you have a choice, and aren't a...
How to secure database passwords in PHP?
When a PHP application makes a database connection it of course generally needs to pass a login and password. If I'm using a single, minimum-permission login for my application, then the PHP needs to know that login and password somewhere. What is the best way to secure that password? It seems like ...
Get name of caller function in PHP?
Is there a PHP function to find out the name of the caller function in a given function?
12 Answers
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In php, is 0 treated as empty?
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http://php.net/empty
The following things are considered to be empty:
"" (an empty string)
0 (0 as an integer)
0.0 (0 as a float)
"0" (0 as a string)
NULL
FALSE
array() (an empty array)
var $var; (a variabl...
Wrong syntax highlighting for PHP file in PHPStorm
I don't know what happened but syntax highlighting for one php file stopped to working and also icon next to the file has changed. It shows it's text file instead of PHP .
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How to make asynchronous HTTP requests in PHP
Is there a way in PHP to make asynchronous HTTP calls? I don't care about the response, I just want to do something like file_get_contents() , but not wait for the request to finish before executing the rest of my code. This would be super useful for setting off "events" of a sort in my application...
New Line on PHP CLI
I have a php CLI script and cannot get the output to break on new lines. I do
4 Answers
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php each与list的用法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
php each与list的用法1.each的用法先看APIarrayeach ( array&$array)api里是这么描述的：each—返回数组中当前的键／值对并将数组指针向前移动一步我们先来看...1.each的用法
先看API：array each ( array &$array )
api里是这么描述的：each — 返回...