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Regular expression to match a word or its prefix
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Square brackets are meant for character class, and you're actually trying to match any one of: s, |, s (again), e, a, s (again), o and n.
Use parentheses instead for grouping:
(s|season)
or non-capturing group:
(?:s|season)
Note: Non-capture groups tell the engine that it doesn...
What does yield mean in PHP?
...n is effectively a more compact and efficient way to write an Iterator. It allows you to define a function (your xrange) that will calculate and return values while you are looping over it:
foreach (xrange(1, 10) as $key => $value) {
echo "$key => $value", PHP_EOL;
}
This would create t...
Is PHP compiled or interpreted?
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He means the utility called php (or on windows php.exe) is compiled.
– sepp2k
Oct 3 '09 at 20:02
7
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Why are functions and methods in PHP case-insensitive?
...ent little CGI programs written in C before I got sick of it, and combined all of them into a single C library. I then wrote a very simple parser that would pick tags out of HTML files and replace them with the output of the corresponding functions in the C library.
The simple parser slowly grew to ...
【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术
...界面优化方案。
3、淘宝过程中经常存在用户信息泄露的问题，而快递公司必须知道买家的联系方式，淘宝商家利用这个联系方式向用户发送营销信息。
请设计一个流程来改善这个问题，必须包括：
1）分析淘宝卖家、买家和...
PHP, get file name without file extension
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No need for all that. Check out pathinfo(), it gives you all the components of your path.
Example from the manual:
$path_parts = pathinfo('/www/htdocs/index.html');
echo $path_parts['dirname'], "\n";
echo $path_parts['basename'], "\n"...
ATL COM开发入门（一）（JS调用ActiveX/COM组件） - C/C++ - 清泛网 - 专注C/C++及内核技术
... ??件的源码实例》。
源码点此下载，如有问题请点此。
ATL COM ActiveX 入门
Fastest way to check if a string is JSON in PHP?
I need a really, really fast method of checking if a string is JSON or not. I feel like this is not the best way:
30 Answer...
php - get numeric index of associative array
... to find the numeric position of a key.
I could loop through the array manually to find it, but is there a better way build into PHP?
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When to Redis? When to MongoDB? [closed]
... and MongoDB. I know they are different; the performance and the API is totally different.
10 Answers
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