Tagged: scope

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Php – Variables

Variables are used to store data in application. Variables can store data like string, text, integer, float number, logic value etc. Variables may defined different ways but there are some restrictions for variables names. Here some important things about variable naming. $ Sign All variables start with $ sign. It is...

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Javascript Variable Types and Scope

We hold data in variables. Variable is used as a container for our data. Think about holding a name. Code:

var is shortcut for variable. It is not a must but makes code readble. We can ommit the var while writing code name  is the name of the variable when we...

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What is Penetration Test? What Are Penetration Test Phases?

Modern days IT needs are changed according to 80’s and 90’s. In the old days just operating IT was enough for success but today’s situation it is changed. We need to secure the IT environment to in order to be successful. There are different methodologies, standard, architectures to design, plan,...

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How To Use Javascript Closures

What is closure? How can we use closure in our codes? etc. We can ask a lot of question about closures. Here is what are closures. Closure is a wrapper for different entities like functions. Closure Scope Closure is a block or scope of code where it has own environment...

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