大约有 17,000 项符合查询结果（耗时：0.0397秒） [XML]
How do you connect to multiple MySQL databases on a single webpage?
...a few databases and want to put all the information onto one webpage using PHP. I was wondering how I can connect to multiple databases on a single PHP webpage.
...
PHP case-insensitive in_array function
...
Or use array_change_key_case() secure.php.net/manual/en/function.array-change-key-case.php
– boctulus
Jan 16 '19 at 20:39
add a comment
...
How do I add a simple jQuery script to WordPress?
... and its very frustrating. I've got as far as loading jQuery in functions.php file, but all of the guides out there are crappy because they assume you already have a ton of WordPress experience. For instance, they say that now that I'm loading jQuery through the functions.php file, now all I hav...
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...
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
...
Is there a use-case for singletons with database access in PHP?
...
Singletons have very little - if not to say no - use in PHP.
In languages where objects live in shared memory, Singletons can be used to keep memory usage low. Instead of creating two objects, you reference an existing instance from the globally shared application memory. In PHP ...