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Wordpress Licensing – hakre on wordpress- GPL: This Deserves a Special Mention, II
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Category Archives: The Know Your Language Department
Using Assertions with (Legacy) PHP Code
While it was not much advised to use assertions (the assert PHP language construct) prior to PHP 7 due to the fact that it actually eval’ed a string’ed code, these days are gone. This is probably a lesser known fact with … Continue reading
Posted in Developing, Hakre's Tips, PHP Development, PHP Development, Pressed, The Know Your Language Department, Tools
Tagged Assertion, Legacy Code, Legacy PHP Code, PHP, PHP 7, Phpuni, Testing, Unittests
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Lazy Loading in PHP Object Composition
When it comes to nicely performing PHP scripts (yes in PHP these are all scripts as PHP code is run-time) there is a nice addition since PHP 7 named the Null coalescing operator which plays very well with the basic nature … Continue reading
Posted in Hakre's Tips, PHP Development, PHP Development, Pressed, The Know Your Language Department, Tools
Tagged Operator, PHP 7
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History of the PHP date timezone settings warning
Now with the newborn elefant PHP 7 in the herd, there is a lift on the date timezone settings warning: it has just been removed. That means, it’s now that you need to take care in the server’s configuration that … Continue reading
Posted in Pressed, The Know Your Language Department
Tagged Date, PHP, PHP 7, Timezone
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The SimpleXMLElement Magic Wonder World in PHP
PHP’s Simplexml ships with a lot of magic to simplify access to an XML documents element and attribute node values. Some criticize this and suggest to use the DOM library instead. The DOM library on the other hand, even it … Continue reading
Posted in Developing, Hakre's Tips, PHP Development, Pressed, The Know Your Language Department, Uncategorized
Tagged DOMDocument, PHP, SimpleXML, SimpleXMLElement, XML
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PHP turtles – Turtles all the way down
Some nice line-up for the know your language department: PHP turtles – Turtles all the way down.
Posted in Linked, PHP Development, Pressed, The Know Your Language Department
Tagged PHP
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The Greatest PHP Value
Just two days ago I asked a PHP-quiz-question in the chatroom on Stackoverflow, something along the lines: PHP: Which one is greatest? PHP has a comparison operator to compare if one value is greater than the other (>). Which one … Continue reading
Posted in Developing, PHP Development, Pressed, The Know Your Language Department
Tagged Array, Infinity, Object, Operator, PHP, Quiz
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Late Static Bindings in PHP Callbacks
No idea if this is ever useful, but just found this not documented in the PHP manual so far (and the Callbacks entry looks already chaotic so I don’t edit it right now): You can write callbacks of static class … Continue reading
SimpleXML Type Cheatsheet
A SimpleXMLElement can represent many different things, from an element, to a list of attributes or childelements. Sometimes it’s good to know how to find out, especially with the magic the extension comes with. The following is a table with … Continue reading
Posted in Hakre's Tips, PHP Development, Pressed, The Know Your Language Department
Tagged Attribute, Cheatsheet, DOM, DOMDocument, Element, Introspection, PHP, SimpleXML, SimpleXMLElement, XML
1 Comment
PHP Autoload Invalid Classname Injection
There are many ways to attack an application, many are working by injecting some malicious data hoping to trigger a deserved action in the end. Most of these are possible when input data is not properly sanitized. This can have … Continue reading
Posted in Features, Hakre's Tips, PHP Development, Pressed, The Know Your Language Department
Tagged Autoload, Autoloader, Classname, Injection, PHP, Regex
1 Comment
PHP MVC with Tom Butler
In the PHP chat a link got passed around (see “Deploying MVC on the web” below) and I thought it’s worth to link the multiple MVC related articles by Tom Butler. He is one of those persons who actually leave … Continue reading
Posted in Linked, PHP Development, Pressed, The Know Your Language Department
Tagged Design-Pattern, MVC, PHP, Sitepoint, Tom Butler
1 Comment
PHP UTF-8 String Length
If you’ve got an UTF-8 encoded PHP string (e.g. when working with DOMDocument) and you don’t want to rely on the mbstring extension to get it’s length, this can be solved with a simple regular expression (as the string does … Continue reading
Posted in PHP Development, PHP Library, Pressed, The Know Your Language Department
Tagged Charset, Encoding, Nicolas Grekas, PHP, PHP 5.4, String, strlen, Unicode, UTF-8
1 Comment
Improved handling of HTTP requests in PHP
Improved handling of HTTP requests in PHP Merci beaucoup Nicolas Grekas for compiling this in-depth! Read On: getallheaders available for FASTCGI in PHP 5.4 (18 Jul 2011)
Posted in Linked, PHP Development, The Know Your Language Department
Tagged HTTP, Nicolas Grekas, PHP, PHP. HTTP
1 Comment
Don’t tell nobody!: class IntegerstringArray IMPLEMENTS ArrayAccess
Protocol of some PHP Memory Stretching Fun
The know your language department was having a day out with the gang from the know your runtime department. The topic of today was to play with the PHP memory limit, let’s grab the laptop’s shell: $ php -d memory_limit=1g … Continue reading
Posted in PHP Development, Pressed, Reports, The Know Your Language Department, Uncategorized
Tagged Configuration, Memory, Memory Limit, memory_limit, PHP, Runtime
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PHP: Empty() is the Opposite of a Boolean Variable
From the know your language department: It’s already written in the PHP manual, if we could only read it 😉 : empty() is the opposite of (boolean) var, except that no warning is generated when the variable is not set. … Continue reading
Posted in PHP Development, Pressed, The Know Your Language Department
Tagged Boolean, Empty, PHP
3 Comments
PHP: is_null() vs. NULL ===
From the know your language department: If you can, go with the identical comparison operator ===. That’s a good approach in PHP for various reasons. Only one example: could be written as: but it is about more than 14 times … Continue reading
Posted in PHP Development, Pressed, The Know Your Language Department
Tagged Benchmark, is_null(), NULL, PHP
7 Comments
PHP: Casting vs. intval()
Doing a cast like (int) $var instead of the intval($var) function is about 300% to 650% faster. I did some tests out of curiousity in #13317 and those are the results:
Posted in Hacking The Core, Pressed, The Know Your Language Department
Tagged #13317, Casting, Intval, Performance, PHP, Settype, Type, Type Juggling, Variable
19 Comments
End.
Finally I come to an end: The good thing about reading source-code written by others is that you can learn something. That can be things to do or to prevent. And sometimes you find something new. I did this week, … Continue reading
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