Define Hello World in PHP: A Step-by-Step Guide to Your First Program

rajeshkumar — Tue, 22 Jun 2021 14:18:50 +0000

PHP is one of the most popular server side scripting language use for web development for making Dynamic web pages. It was originally created by Danish-Canadian programmer Rasmus Lerdorf in 1994.

Features of PHP

PHP stands for Hypertext Preprocessor.
PHP is an interpreted language, i.e., there is no need for compilation.
PHP is faster than other scripting languages, for example, ASP and JSP.
PHP is a server-side scripting language, which is used to manage the dynamic content of the website.
PHP can be embedded into HTML.
PHP is an object-oriented language.
PHP is an open-source scripting language.
PHP is simple and easy to learn language
Simple and fast
Efficient
Secured
Flexible

Go to your project and and paste this code.

What is Comment in PHP and how to Write?

Comment is a text not executed as a part of the program. Comments can be used to: Let others understand your code. It will help you and others in the future to understand what you were written to do with the PHP code.

Comment is also useful for any projects its help to debuggin if you want to check some code is working or not then simply comment those code and check.

Types of Comment:-

OneLine Comment :- One line comment means If it’s after a code statement, whatever text following it is regarded as the comment. The // symbol begins a code single-line comment, which tells the compiler to ignore everything from the // symbol to the end of the line. For example:

2. Multiline Comment:- Multiline comments are used for large text descriptions Multi-line comments have one or more lines of narrative within a set of comment. The /* and */ pair of symbols denotes a C-style multi-line comment. Everything in between the symbols is ignored.

Here Doucument :- Here Document is another way to print text in PHP. Here Document is just some text inserted directly in a php page.

String Interpolation:- String Interpolation provides facility to write code without Concate and comma and put code directly double quoute, interpolation is adding variables in between when specifying a string literal.

The post Define Hello World in PHP: A Step-by-Step Guide to Your First Program appeared first on scmGalaxy.

Top 10 Scripting Languages in DevOps | List of Best Scripting Languages

scmgalaxy K — Thu, 27 Apr 2017 23:04:16 +0000

This is the time of DevOps in software industry and DevOps uses different different languages for deployment automation and for software development. This is the reason if you are a DevOps professional and want to be succeed in DevOps role than command on scripting languages is must. But, one can not be a master of all. Right? Therefore, In this article I am going to share a list of top 10 scripting languages which will be useful for your DevOps journey.

But before that let’s have a quick look on Scripting language.

Scripting languages are programming languages that communicate and integrate with other programming languages. In other words, scripting languages controlls interactive programs operations by giving it sequence of work to execute by one command at a time.

Now, let’s look on to the list of top 10 scripting languages

1. Microsoft PowerShell

Microsoft powershell or powershell is belongs to Microsoft and an open source cross platform scripting language. If you have application infrastructure with windows than powershell is must for you. This scripting language is designed for system admins.

2. Puppet

Puppet is a configuration management tool and it has it’s own declarative language to describe system configuration. It runs on Linux, Unix-like and also on Windows. This one is available under Apache 2.7.0 and General Pubic license. Puppet uses a custom declarative language, it just needs to specify ‘what’ action needs to be performed on the resources.

3. Chef

Chef is basically known as configuration management which belongs to chef is also a scripting language which is designed by David Morgan. It makes programs look like cooking any food.

4. Bash

Bash is basically a command language which is available in open source and written by Brian Fox in the year 1989. It can read scripts and Bash is the most commonly used Unix shell. Bash supports Linux, Windows and Mac OS.

5. Ruby

Ruby is amongst one of the best programming language but it is also a scripting language which is written by Yukihiro Matsumoto in the year 1995. Ruby supports cross platforms and it is available under GPL and BSD license. It supports multiple programming paradigms, including functional, object-oriented, and imperative.

6. Ansible

Ansible is known as configuration management and application deployment tool but it is also amongst top scripting languages. This language is belongs to Ansible Inc. and written by their community members. It supports Linux, Unix-like and Windows operating system.

7. Perl

Perl is a scripting language which is used for advanced web applications development. Perl is written by Larry Wall and first released in the year 1987. Perl supports cross platforms. Perl is available under general public license.

8. Python

Python is also amongst the top scripting languages which is used for high level of programming. It was first released in the year 1991 by Guido van Rossum. python is available under Python Software Foundation License. It’s supports Cross-platform.

9. Go language

Go scripting language belongs to the Internet giant Google. This scripting language is written by Robert Griesemer, Rob Pike and Ken Thompson and it was released in the year 2009. It supports Linux, macOS, FreeBSD, NetBSD, OpenBSD, Windows, Plan 9, DragonFly BSD and Solaris operating systems. It is available in open source.

10. Groovy

Groovy can be used as a scripting language and it is also consider as a top scripting languages for DevOps professionals. It was designed by James Strachan and developed by Guillaume Laforge, Jochen Theodorou, Paul King and Cedric Champeau. It was first released in the year 2003 and available under Apache license. It supports Java platform.

Do you agree with this list? If not than feel free to respond in the comment box with your own take on the most essential scripting languages. One more thing, I would like to add here, if you need help to learn all these scripting languages and DevOps courses than scmGalaxy can help you in this. scmGalaxy is a community of DevOps professionals who are well experienced in this domain.

The post Top 10 Scripting Languages in DevOps | List of Best Scripting Languages appeared first on scmGalaxy.

Scripting Language Archives - scmGalaxy

Define Hello World in PHP: A Step-by-Step Guide to Your First Program

Top 10 Scripting Languages in DevOps | List of Best Scripting Languages