typescript To Use Generics in TypeScript To use the default initialized value of a parameter, you omit the argument when calling the function or pass the undefined into the function. An interface tells the TypeScript compiler about property names an object can have and their corresponding value types. TypeScript S.No. Thus, variables declared using let minimize the possibilities of runtime errors, as the compiler give compile-time errors. JavaScript code can execute like this: let one = 1; one = 'one'; one = true; one = Boolean (true); one = String ('It is possible'); With this in mind, it is critical to know the type of a variable at any given time. Tuple can contain two values of different data types. On compiling, it will generate following ⦠According to the word variable, it can ⦠Thus, variables declared using let minimize the possibilities of runtime errors, as the compiler give compile-time errors. Whenever a variable is created, the intention is to assign some value to that ⦠The first value always takes the numeric value of 0, while the other values in the enum are incremented by 1. enum Status { Success, Failure } If we don't specify any value for our enums, Typescript will create a Numeric Enum by default. It returns a table row containing four columns. useState let a; ⦠how to assign value to interface variable in typescript