TypeScript
Functions in TS
Learn how to type function parameters, return values, and overloads in TypeScript.
By TechCoder TeamLast updated: 2026-06-02
In a Nutshell
Learn how to type function parameters, return values, and overloads in TypeScript. This hands-on tutorial focuses on practical implementation of functions in ts concepts.
Functions in TS
TypeScript allows you to specify the types of both the input values (parameters) and the output values (return type) of functions.
Parameter Type Annotations
function greet(name: string) {
console.log("Hello, " + name.toUpperCase() + "!!");
}
Return Type Annotations
function getFavoriteNumber(): number {
return 26;
}
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