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Are PHP functions case sensitive?

I was digging through some code, and I found some calls to mySQL_fetch_array . Is PHP case sensitive about function names? I recall reading this somewhere but can't seem to find any reference to it. ...
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New self vs. new static

I am converting a PHP 5.3 library to work on PHP 5.2. The main thing standing in my way is the use of late static binding like return new static($options); , if I convert this to return new self($options) will I get the same results? ...
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Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...很多优化注意事项,但是看过这些文章后大多数存在一个问题就是只给出啥啥啥不能用,啥啥啥该咋用等,却很少有较为系统的进行真正性能案例分析的,大多数都是嘴上喊喊或者死记住规则而已(当然了,这话我自己听着都有...
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Are global variables in PHP considered bad practice? If so, why?

In my small PHP projects I usually go the procedural way. I generally have a variable that contains the system configuration, and when I nead to access this variable in a function, I do global $var; . ...
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How to convert an image to base64 encoding?

...ts("/path/to/image.jpg"); // alternatively specify an URL, if PHP settings allow $base64 = base64_encode($imagedata); bear in mind that this will enlarge the data by 33%, and you'll have problems with files whose size exceed your memory_limit. ...
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PHP abstract properties

...get_class($this) . ' must have a $tablename'); } } To enforce this for all derived classes of Foo_Abstract you would have to make Foo_Abstract's constructor final, preventing overriding. You could declare an abstract getter instead: abstract class Foo_Abstract { abstract public function get_...
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get UTC time in PHP

How can I get UTC/GMT +/- time stamp using PHP's date() function? For example, if I try 12 Answers ...
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Traits in PHP – any real world examples/best practices? [closed]

... My personal opinion is that there is actually very little application for traits when writing clean code. Instead of using traits to hack code into a class it is better to pass in the dependencies via the constructor or via setters: class ClassName { protected...
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Can I mix MySQL APIs in PHP?

...where. (Not sure whether plain old resources do that, but objects can actually take advantage of RAII to a not-insignificant degree.) – cHao Jul 5 '13 at 23:54 ...
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PHP + curl, HTTP POST sample code?

Can anyone show me how to do a php curl with an HTTP POST? 11 Answers 11 ...