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How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
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PHP 7+
As of PHP 7, this task can be performed simply by using the Null coalescing operator like this :
echo !empty($address['street2']) ?? 'Empty';
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Get the Query Executed in Laravel 3/4
...equires that you enable the profiler option in application/config/database.php. Alternatively you could, as @dualed mentioned, enable the profiler option, in application/config/application.php or call DB::profile() to get all queries ran in the current request and their execution time.
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Is there a PHP function that can escape regex patterns before they are applied?
Is there a PHP function that can escape regex patterns before they are applied?
2 Answers
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How to get innerHTML of DOMNode?
What function do you use to get innerHTML of a given DOMNode in the PHP DOM implementation? Can someone give reliable solution?
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file_put_contents - failed to open stream: Permission denied
...to write a query to a file for debugging. The file is in database/execute.php . The file I want to write to is database/queries.php .
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PHP编译configure时常见错误 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP编译configure时常见错误PHP的安装虽然有时候很简单，可是如果应用一多，我们安装起来就很头痛了！出错最多的就是安装PHP扩展的时候了。其实不管是你是Apache类的应...PHP的安装虽然有时候很简单，可是如果应用一多，我们安...
“Cannot send session cache limiter - headers already sent” [duplicate]
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"Headers already sent" means that your PHP script already sent the HTTP headers, and as such it can't make modifications to them now.
Check that you don't send ANY content before calling session_start. Better yet, just make session_start the first thing you do in...
LEGO EV3 机器人按键控制 · App Inventor 2 中文网
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LEGO EV3 机器人按键控制
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How to get random value out of an array?
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Since PHP 7.1, array_rand() uses the Mersenne Twister generator: rand() aliased to mt_rand() and srand() aliased to mt_srand(). In practice it should now be good enough.
– Gras Double
Jun 29 '...
Get current URL with jQuery?
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http://www.refulz.com:8082/index.php#tab2?foo=789
Property Result
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host www.refulz.com:8082
hostname www.refulz.com
port 8082
protocol http:
pathname index.php
href http://www.refulz...