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Get the client IP address using PHP [duplicate]
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How to search by key=>value in a multidimensional array in PHP
...th a suitable algorithm.
Linear algorithms in this case perform at O(n) (order total number of elements in entire array), this is poor, a million entries (eg a 1000x100x10 array) would take on average 500,000 iterations to find the needle. Also what would happen if you decided to change the struct...
Delete directory with files in it?
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In order to remove all files from a folder, not only the ones with extensions, use glob in the following way: array_map('unlink', glob("$dirname/*")); This still doesn't allow you to delete directories nested in the folder.
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How to write into a file in PHP?
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In order to write to a file in PHP you need to go through the following steps:
Open the file
Write to the file
Close the file
$select = "data what we trying to store in a file";
$file = fopen("/var/www/htdocs/folder/test.txt"...
Are PHP Variables passed by value or by reference?
...ho $a->getValue() . ", " . $b->getValue() . "\n";
Outputs:
b, a
in order to pass by reference.
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AJAX Mailchimp signup form integration
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You should use the server-side code in order to secure your MailChimp account.
The following is an updated version of this answer which uses PHP:
The PHP files are "secured" on the server where the user never sees them yet the jQuery can still access & use.
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Has Facebook sharer.php changed to no longer accept detailed parameters?
...is differences:
The sharer URL not is same.
The strings are in different order. ( Do not know if this affects ).
I use this URL string:
http://www.facebook.com/sharer.php?s=100&p[url]=http://www.example.com/&p[images][0]=/images/image.jpg&p[title]=Title&p[summary]=Summary
In t...
Using $_POST to get select option value from HTML
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How to get the last char of a string in PHP?
...b, or other whitespace, manually replace the various line endings first:
$order = array("\r\n", "\n", "\r");
$string = str_replace($order, '', $string);
$lastchar = substr($string, -1);
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Getting the names of all files in a directory with PHP
...this */
$hideName = array('.','..','.DS_Store');
// Sort in ascending order - this is default
$files = scandir($dir);
/* While this to there no more files are */
foreach($files as $filename) {
if(!in_array($filename, $hideName)){
/* echo the name of the files */
echo "$filenam...