TypeScript

In TypeScript, function overloading, or method overloading, is the ability to create multiple methods with the same name and a different number of parameters or types.

Learn to create functions in typescript and function type declaration. We will also see how to declare and pass optional parameters, setting default value for …

A typescript template string (or template literal) is a regular JavaScript string which is enclosed within the back-tick characters (`) seeded with multiple placeholders denoted …

Set is a new data structure introduced in ES6. It allows to store distinct values into a List. Learn to create set, add and iterate set values.

Map is a new data structure introduced in ES6, to store key-value pairs. Learn to create map, add, delete, retrieve and iterate over Map entries.

In TypeScript, You can iterate over iterable objects (including array, map, set, string, arguments object and so on) using for…of loop. To be an iterable, an object must implement the @@iterator method.

TypeScript compiler uses tsconfig.json to get configuration options for generating JavaScript code from TypeScript sourcecode. When you uses $ tsc command to compile TypeScript code, compiler searches for configurations loaded in tsconfig.json.

In TypeScript, string literals allow you to specify the exact value a string must have in it’s lifespan. You can assume it a form as ‘string based enum’ which also is named group of string constants.

In TypeScript, enums are set of named constants. Though it is optional, but enums should be a named group of related constants. TypeScript supports both traditional enums and string-based enums.

Learn to create array, clone array, merge arrays and iterate through array elements in TypeScript with easy to follow examples.

In TypeScript, a union type variable is a variable which can store multiple type of values (i.e. number, string etc). A union type allows us …

The spread operator is a new addition to the features available in the JavaScript ES6 version. The spread operator is used to expand or spread …

TypeScript logical operators are similar to what we have learned in JavaScript logical operators. These operators help in comparing boolean expressions and producing a single …

TypeScript comparison operators are the same as JavaScript. Comparison operators help in comparing two variables by their values. Please note that some operators use type …

TypeScript supports type checking for all primitive types and object types. TypeScript also supports generics, decorators, and ES6 module types as well. It is important …

TypeScript is an open-source programming language that is developed and maintained by Microsoft in 2012. TypeScript brings ‘types’ (or datatypes) to JavaScript. Generally, types check …

An operator is a symbol that represents a specific action. An arithmetic operator can be used with one or more than values to produce a …