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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. ...
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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 ...
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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...
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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 ...
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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 ...
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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 ...
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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...
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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...
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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...
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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 ...