Posts related to PHP
In this article we will see how to sort a multi-dimension array by value of one of the keys of the array. We can use a few different methods to do this. One way to to use usort() function. Another way is to just identify the values and create another array with the values and
How to sort a multi-dimension array by value in PHP Read More »
Most of the applications or websites today have a user registration system which requires storing usernames, passwords etc. A developer of the application should always store passwords securely and never in plain text. There are many methods to encrypt or hash passwords and store in the database but which method to use? The methods that
PHP 5.5 Password Hashing API Read More »
In this post we will see how to encrypt and decrypt data using PHP OpenSSL. We will be using asymmetric (public/private key) encryption. In this encryption a user generates a pair of public / private keys and gives the public key to anyone who wants to send the data. The sender of the data will
Encryption using PHP and OpenSSL Read More »
Recently I was working in WordPress to create a big menu, with over 75 links in it. When I created it and tried to save it got save only partially, few menu items at the end got truncated. I was not sure what happened. So then I tried to add 1 more link and it
Big forms and PHP max_input_vars Read More »
I often come across situations in which I need to apply some function to every element of an array in PHP. For example, to sanitize the user input, function like htmlentities can be used. We can easily use this function on a single variable or a single dimension array by simply applying the function or
How to apply a function to every array element in PHP Read More »