POSTMAN BEGINNER TUTORIAL 6 💡VARIABLES | How to create and refer

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Today we will learn:
1. What are variables in POSTMAN
2. Why use variables
2. How to create variables
3. How to refer variables
Useful TIPS
WHAT
variables - elements(data store) that can take different values
WHY
to reuse values at multiple places
avoid repetition
to avoid re-work when value changes
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