How-to articles, tricks, and solutions about KEY
How to Deal With Undefined Offset Error in PHP
Here is a snippet that will help you to deal with a common PHP undefined offset error. Here, you will find three methods that help to avoid such an error.
How to find array / dictionary value using key?
In PHP, you can use the $array[$key] syntax to get the value stored at a particular key in an array.
How to print a dictionary's key?
To print the keys of a dictionary in Python, you can use the built-in keys() method.
How to Push Both Value and Key into a PHP Array
In this short tutorial, you will find comprehensive solutions on how to push both value and key into a PHP array.
How to update a value, given a key in a hashmap?
To update the value associated with a key in a HashMap in Java, you can use the put() method.
How to Use the mhash_keygen_s2k() Function in PHP
The aim of this snippet is to represent to you the PHP mhash_keygen_s2k() function. Read on and check out the example for better understanding.