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The serialize() function is used to create a storable representation of a variable in PHP.
To store an array to a file, you first use the serialize() function to change an array into a string. Save the string in a file using file I/O, so fwrite() or a similar function. When reading it use unserialize() to get the original array again.
What else can I help you with?
How do you empty an array in PHP?
To empty an array in PHP you need to use the unset function like shown below: <?php $array = array('hello', 'hi', 'weee'); unset($array); // empty ?>
Php array to xml file?
If you mean taking an array and making an xml file out of it then you would need to dump the array information into the xml file. $fp = fopen(filename, "a"); $str = <author>$array['author']</author> fwrite($fp,$str); fclose($fp); that way it will add the contents to the end of thhe file
How do you create a PHP script?
To create a PHP script all you have to do is create a new file, then save the file as "filename.php". It must have a .php file extension.After that open the file and put in the PHP tags like shown.Then you write your PHP script within those tags and upload to your web space and check it out.
Is php a binary file?
No, PHP is text file with .php extension.
Can you open php file in your PC?
Since a PHP file basically is a text file, yes. But beware - opening and running a PHP file are not the same. If you want to run a PHP file, you will need a webserver with PHP module enabled.
What file extension is used to save a php file after code has been written into it?
The file extension for PHP is .php
How do you find the size of an array in PHP?
To find the size of an array in PHP you can either use the count() function or the sizeof() function as they will produce the same result. <?php $array = array(1, 2, 3, 4, 5, 6, 7); echo count($array); // outputs 7 echo sizeof($array); // outputs 7 ?>
How can you mix up the order of values in a PHP array?
To shuffle an array in PHP is easy to do, all you need to use is the shuffle() function like shown below: <?php $array = array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10); shuffle($array); // array results will be randomly shuffled ?>
What is the Malay-utf-8.inc. php file?
This particular file is a file specific to the PHP program or script you are using. It is not a "php system file".
What is the file extension .php?
A file whose extension is "*.php" are typically interpreted by the PHP language. (php.net)
How can you export data from MySQL to PDF using PHP?
If you know FPDF or simlar library which helps to make a PDF file, using PHP,you will be able to write to a PDF file out of data read from mysql tables.
How do you pick a random value from a PHP array?
To pick random results from an array in PHP you will need to use the array_rand() function, you can select the amount of results you wish it too select too. <?php $array = array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10); $rand_results = array_rand($array, 3); // will select 3 random results from the array and store in a new array ?>
