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What does "instantiate" mean in programming?
instantiate is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.
Definition
To create a specific object from a class using the new keyword. Each instance has its own copy of the instance properties defined in the class.
Example
"const srv = new UserService(); // instantiating UserService"
Word forms
| Form | Type | Meaning | Example |
|---|---|---|---|
| instantiate | verb (infinitive) | To create an instance of a class | "Instantiate the service before calling its methods." |
| instantiated | past tense | Created an instance of a class | "The controller was instantiated once per request." |
| instantiating | gerund | Creating an instance of a class | "Instantiating too many objects in a loop can cause memory pressure." |
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