大约有 44,000 项符合查询结果（耗时：0.0287秒） [XML]
Difference between float and double in php?
...
There is no difference in PHP. float, double or real are the same datatype.
At the C level, everything is stored as a double.
The real size is still platform-dependent.
See the manual for more details:
http://www.php.net/manual/en/language.types.flo...
Creating the Singleton design pattern in PHP5
How would one create a Singleton class using PHP5 classes?
21 Answers
21
...
NOW() function in PHP
Is there a PHP function that returns the date and time in the same format as the MySQL function NOW() ?
20 Answers
...
PHP function to build query string from array
I'm looking for the name of the PHP function to build a query string from an array of key value pairs. Please note, I am looking for the built in PHP function to do this, not a homebrew one (that's all a google search seems to return). There is one, I just can't remember its name or find it on php...
How to create a UIView bounce animation?
...he code from the Teenhanlax tutorial:
self.animator = [[UIDynamicAnimator alloc] initWithReferenceView:self.view];
UIGravityBehavior* gravityBehavior =
[[UIGravityBehavior alloc] initWithItems:@[self.redSquare]];
[self.animator addBehavior:gravityBehavior];
UICollisionBehavior* c...
How can I run a PHP script in the background after a form is submitted?
...using the following line to invoke the email script:
shell_exec("/path/to/php /path/to/send_notifications.php '".$post_id."' 'alert' >> /path/to/alert_log/paging.log &");
It is important to notice the & at the end of the command (as pointed out by @netcoder). This UNIX command runs ...
Coalesce function for PHP?
...es have a coalesce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not.
9 Answers
...
What is the advantage of using heredoc in PHP? [closed]
What is the advantage of using heredoc in PHP, and can you show an example?
5 Answers
...
Installing PDO driver on MySQL Linux server
...ble to install the necessary PDO parts from apt using sudo apt-get install php5-mysql
There is no limitation between using PDO and mysql_ simultaneously. You will however need to create two connections to your DB, one with mysql_ and one using PDO.
...
How to check what user php is running as?
I need to detect if php is running as nobody. How do I do this?
16 Answers
16
...