TypeScript | String Constructor Property Last Updated : 15 Jul, 2025 Comments Improve Suggest changes Like Article Like Report The Constructor Property() in TypeScript which is used to returns a reference to the String function that created the object. Syntax: string.constructor Return Value: This method returns the reference to the String function that created the object. Below example illustrate the String Constructor Property in TypeScript Example 1: JavaScript <script> // Original strings var str = "Geeksforgeeks - Best Platform"; // use of Constructor Property var newstr = str.constructor console.log("Return Value of constructor property:", newstr); </script> Output: Return Value of constructor property: function String() { [native code] } Example 2: JavaScript <script> // Original strings var str = new String("TypeScript - String Constructor Property"); // use of Constructor Property var newstr = str.constructor console.log(newstr); </script> Output: function String() { [native code] } Comment More info S shubhamsingh10 Follow Improve Article Tags : TypeScript Explore TypeScript Tutorial 8 min read TypeScript BasicsIntroduction to TypeScript 3 min read Difference between TypeScript and JavaScript 4 min read How to install TypeScript ? 3 min read Hello World in TypeScript 2 min read How to execute TypeScript file using command line? 2 min read Variables in TypeScript 6 min read What are the different keywords to declare variables in TypeScript ? 4 min read Identifiers and Keywords in TypeScript 2 min read TypeScript primitive typesData types in TypeScript 3 min read TypeScript Numbers 4 min read TypeScript String 4 min read Explain the concept of null and its uses in TypeScript 3 min read TypeScript Object typesWhat are TypeScript Interfaces? 4 min read TypeScript class 4 min read How enums works in TypeScript ? 4 min read TypeScript Tuples 4 min read TypeScript other typesWhat is any type, and when to use it in TypeScript ? 3 min read How to Create an Object in TypeScript? 4 min read What is an unknown type and when to use it in TypeScript ? 3 min read Explain the purpose of never type in TypeScript 3 min read TypeScript combining typesTypeScript Union 3 min read What are type aliases and how to create it in Typescript ? 3 min read TypeScript AssertionsExplain Type assertions in TypeScript 3 min read TypeScript FunctionsHow to write a function in Typescript ? 4 min read How to achieve function overloading in TypeScript ? 2 min read Explain the arrow function syntax in TypeScript 2 min read TypeScript toPrecision() Function 1 min read TypeScript toFixed() Function 2 min read TypeScript toLocaleString() Function 2 min read TypeScript toString() 1 min read TypeScript interfaces and aliasesWhat are TypeScript Interfaces? 4 min read What are type aliases and how to create it in Typescript ? 3 min read TypeScript classesHow to Extend an Interface from a class in TypeScript ? 2 min read How to Create an Object in TypeScript? 4 min read How to use getters/setters in TypeScript ? 5 min read TypeScript Inheritance 3 min read When to use interfaces and when to use classes in TypeScript ? 4 min read Generics Interface in typescript 5 min read How to use property decorators in TypeScript ? 4 min read Like