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Getting the first character of a string with $str[0]

... Does PHP $str[0] take into account that there can be 2Byte long chars? UTF and such? (even though substr() does not help with it either!) – Tomer W Jun 26 '13 at 13:29 ...
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How do I catch a PHP fatal (`E_ERROR`) error?

I can use set_error_handler() to catch most PHP errors, but it doesn't work for fatal ( E_ERROR ) errors, such as calling a function that doesn't exist. Is there another way to catch these errors? ...
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Best XML Parser for PHP [duplicate]

... C, and is very fast. But second, the parsed document takes the form of a PHP object. So you can "query" like $root->myElement. share | improve this answer | follow ...
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那些曾被追捧的90后创业男神女神,还好吗? - 资讯 - 清泛网 - 专注C/C++及内核技术

...果不言而喻,足足的曝光率使得安妮的团队赚尽了眼球,问题来了,接下来该如何走?如何不让流量流失?如何吸引更多的人进来? 这样的营销案例只能使用一次,保鲜期很短,长期高质量的内容输出很难做到,其实UGC是可以考虑...
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Why a function checking if a string is empty always returns true? [closed]

... '' will return true if you pass is numeric 0 and a few other cases due to PHP's automatic type conversion. You should not use the built-in empty() function for this; see comments and the PHP type comparison tables. share ...
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Is there a way to use shell_exec without waiting for the command to complete?

... How about adding. "> /dev/null 2>/dev/null &" shell_exec('php measurePerformance.php 47 844 email@yahoo.com > /dev/null 2>/dev/null &'); Note this also gets rid of the stdio and stderr. share ...
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PHP 5: const vs static

In PHP 5, what is the difference between using const and static ? 7 Answers 7 ...
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创业公司倒闭大潮 教你正确烧钱速度? - 资讯 - 清泛网 - 专注C/C++及内核技术

...:月净现金消耗量只有10万,却希望融600-800万。我第一个问题就会问: “老兄,请问如果你每月只烧10万,到底为什么你要融这么多钱?” 不管他们背地里在想什么,我最后听到的答案通常是:因为我办得到。 但“我办得到...
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PHP file_get_contents() and setting request headers

With PHP, is it possible to send HTTP headers with file_get_contents() ? 7 Answers 7...
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PHP append one array to another (not array_push or +)

... Another way to do this in PHP 5.6+ would be to use the ... token $a = array('a', 'b'); $b = array('c', 'd'); array_push($a, ...$b); // $a is now equals to array('a','b','c','d'); This will also work with any Traversable $a = array('a', 'b'); $b ...