A constant is a name or an identifier for a single value. The value of the constant cannot be changed during script execution. By default, a constant is case sensitive. By convention, constant identifiers are always uppercase. Constant names begin with a letter or an underscore (_), followed by any number of letters, numbers, or underscores. If you have defined a constant, it can never be changed or redefined.
PHP syntax. Before you start programming in any language, the basic syntax and program structure is a very important part. This chapter introduces you to basic PHP syntax, including: php tag, comment, print command, echo command, and comparison of print and echo commands .
In order to develop and run PHP pages, the following 3 basic components need to be installed on your computer system. Web Server - PHP will work with almost all Web Server software, including Microsoft's Internet Information Server (IIS), but then Apache Server is more commonly used. Download Apache for free from: http://httpd.apache.org/download.cgi
The PHP configuration file, php.ini, is the last and most direct step that affects PHP's functionality. This php.ini file is read every time PHP is initialized, in other words, whenever httpd is restarted for the Module Version or with each Script execution for CGI version. If your changes don't show up, remember to stop and restart httpd. If still not showing, use phpinfo() to check the path to php.ini.
Apache uses the httpd.conf file for global settings, and the .htaccess file for per-directory access settings. Apache versions divide httpd.conf into three files (access.conf, httpd.conf, and srm.conf), and some users still prefer this arrangement.
Mac users have the choice of installing either a binary or a source. Really, your OS X can go with Apache and PHP preinstalled. This could be an old architecture and it lacks many popular extensions.
If you want to install PHP on Linux or any version of Unix, here is a list of prerequisites: PHP source is at: http://www.php.net/downloads.php The latest Apache version is at: http://httpd.apache.org/download.cgi
What is php?. PHP started as a small open source project, but as it progressed, more and more people found it to be more and more useful. PHP was developed from a product called PHP/FI. PHP/FI, created by Rasmus Lerdorf in 1994, was originally viewed as a simple subset of the Perl script code to track online access to his resume. He named this script "Personal Home Page Tools".
In this article, we'll take a look at polymorphic relationships in Laravel, how they work, and various practical uses for them.
Laravel currently supports us to do this through the pusher Broadcast. Hello everyone, today I want to share about a topic that is used a lot in Laravel projects that is realtime notification. Any task that needs realtime notifications such as new comments, new subscribers, likes of new posts, etc., we can use this function.
Returns the integer value of var, using the base specified for conversion (default is base 10). intval() should not be used on objects, because doing so will generate an E_NOTICE level error and return 1.
In this example, i will show you dropzone allow only one file upload. We will look at example of dropzone
This tutorial will provide example of files upload on button click in php dropzone. you will learn php dropzone file
I am going to show you example of how to store multiple select values in laravel. i explained simply about
