JavaScript object property
JavaScript object property is a key-value pair that defines a specific attribute or characteristic of an object. Properties can be thought of as variables that… Read More »JavaScript object property
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JavaScript iterate object
JavaScript iterate object will access given object properties and values one by one in a loop. There are several ways to iterate over an object… Read More »JavaScript iterate object
Node js MySql connection
To connect to a MySQL database in Node.js, you can use the mysql package which is available on npm. You need to have MySQL installed… Read More »Node js MySql connection
JavaScript in keyword
JavaScript “in” keyword is used to check if a given property exists in an object. It returns true if the property exists, and false if… Read More »JavaScript in keyword
Primitive vs non-primitive data types in JavaScript
The main difference between Primitive and non-primitive data types is that Non-primitive data types are mutable, meaning that their values can be changed after they… Read More »Primitive vs non-primitive data types in JavaScript
JavaScript Symbol to string
In JavaScript, you can convert a Symbol to a string using the toString() method. This method returns a string representation of the symbol. Note: the… Read More »JavaScript Symbol to string
Symbol data type in JavaScript
JavaScript Symbol data type is a primitive data type, introduced in ECMAScript 2015. A symbol is a unique and immutable value that can be used… Read More »Symbol data type in JavaScript
Primitive data types in JavaScript
JavaScript Primitive data types represent a single value and are not an object. It includes Number, String, Boolean, Undefined, Null, Symbol, etc. List of primitive… Read More »Primitive data types in JavaScript
Non-primitive data types in JavaScript
JavaScript Non-primitive data types are derived from primitive data types and its also called reference types. These types of values are not stored directly in… Read More »Non-primitive data types in JavaScript
For in array JavaScript
The For in array is used to check if a specified property or key exists in an object or an array in JavaScript. When used… Read More »For in array JavaScript