大约有 15,000 项符合查询结果（耗时：0.0261秒） [XML]
Loop through an array php
...
Also checkout var_export, which prints valid PHP code. You can save that to a file, then write the code to loop over it there before putting it in your main code.
– Ben
Mar 30 '17 at 15:39
...
How to convert date to timestamp in PHP?
... This solution can lead to an unexpected behavior. Those who use PHP 5.3+ should adopt Prof. Falken answer, in which one has full control over the date format.
– Luca Fagioli
Apr 13 '15 at 20:22
...
Reusing output from last command in Bash
...ind a file and diff its contents with another file:
$ find app -name 'one.php'
/var/bar/app/one.php
$ diff /var/bar/app/one.php /var/bar/two.php
You could do this:
$ find app -name 'one.php' | pbcopy
$ diff $(pbpaste) /var/bar/two.php
The string /var/bar/app/one.php is in the clipboard when ...
What is the difference between bindParam and bindValue?
...ute() is called.
And execute
call PDOStatement::bindParam() to bind PHP variables to the parameter markers: bound variables pass their value as input and receive the output value, if any, of their associated parameter markers
Example:
$value = 'foo';
$s = $dbh->prepare('SELECT name FROM...
PHP - Check if two arrays are equal
... in different order, using $a == $b or $a === $b fails, for example:
<?php
(array("x","y") == array("y","x")) === false;
?>
That is because the above means:
array(0 => "x", 1 => "y") vs. array(0 => "y", 1 => "x").
To solve that issue, use:
<?php
function array_equal($a...
How to destroy an object?
...It will stay there, however if you unset the object and your script pushes PHP to the memory limits the objects not needed will be garbage collected. I would go with unset() (as opposed to setting it to null) as it seems to have better performance (not tested but documented on one of the comments fr...
PHP code to convert a MySQL query to CSV [closed]
What is the most efficient way to convert a MySQL query to CSV in PHP please?
6 Answers
...
Set type for function parameters?
...
@JeffreySweeney neither is PHP statically typed. But you have the option to do type hinting in php. Have you ever looked at a big nodejs backend application? exactly, each function has arguments, and you have NO clue what each argument is. We are talki...
Event system in Python
... limited interface, but higher performance".
pyeventdispatcher is based on PHP's Symfony framework's event-dispatcher.
dispatcher was extracted from django.dispatch but is getting fairly old.
Cristian Garcia's EventManger is a really short implementation.
Others:
pluggy contains a hook system whic...
Any way to break if statement in PHP?
Is there any command in PHP to stop executing the current or parent if statement, same as break or break(1) for switch / loop . For example
...