Function
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What is Function?
Function scope means a variable declared inside a function is only accessible within that function. Variables declared with var are function-scoped. Each function call creates a new scope, so variables inside a function do not conflict with variables of the same name in other functions.
Free resources to learn Function
More in stage 2: All about Variables
Function: common questions
Can I learn Function in Hindi?
This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain Function in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.
Is this Function tutorial for beginners?
It is lesson 15 of 124 in the free JavaScript roadmap, in stage 2, All about Variables. If you are new to JavaScript, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.