Facts for developer

Have you ever heard about Array.A n Array is a   PHP datatype  used to store a group of data into a variable. Each array item is stored as a key and value pair. Arrays are classified as “indexed array” and “associative array” based on the key specification. The Indexed array has default index starts with ‘0’ and the associative array contains the user-defined key index. The array can also be classified as “one-dimensional array” and “multi-dimensional array” based on the level of the array index. In this tutorial, we are going to see some of the important array functions in PHP. PHP Array Functions In this section, we are going to see some of the widely used PHP array functions. I explain the purpose of the array functions, the parameter it requires and the default values of the parameter. This section includes small and simple PHP code snippets to explain the usage of each array function.  range(start, end) PHP  range()  fu...

After installing xampp  you are ready to start with php. This is our first blog through which you can learn php.  So let me start with the Hello World program in PHP. Following script displays the sentence “Hello, World!” in the browser. It is a simple and straight forward code. There are two basic ways of doing this hello world print and they are using ‘echo’ or ‘print’.  The difference between using ‘echo’ and ‘print’ is, the echo statement just prints the arguments passed to it and does not return any value. But the ‘print’ statement prints the argument as well as returns a value of 1. Since it returns a value, ‘print’ statement can be used in expressions. the echo statement can take multiple parameters and print statement takes only one parameter. Example Hello World Code using Echo <? php echo "Hello, World!" ; ?> Example Hello World Code using Print <? php print "Hello, World!" ; ?> In this context of printing ‘Hello, ...

Have you ever heard about phpinfo(). Yes, this function is used to know about configuration details of PHP installed in our machine. Such detailed information returned by this phpinfo() includes platform information, PHP and server environment, HTTP header information, PHP core details like version and directives status, License information and etc. phpinfo() function has an optional argument. If this function is called with no argument, then will display all information. We can check it by executing the following code. <? php phpinfo (); ?> We can also request specific details to be displayed to the browser by passing available constants to this function. Following list shows such available options. INFO_GENERAL – This will return information about the platform, compiler, architecture, API and etc. INFO_CREDITS – This option provides a hyperlink which shows details about authors, documentation, QA and infrastructure team. INFO_CONFIGURATION – Disp...