ReasonJun

Solidity is an object-oriented programming language, which means that it supports the concepts of classes, objects, and methods. Class A class is a blueprint for creating objects. It defines the structure and behavior of objects. A class can contain state variables, functions, and other classes. Object An object is an instance of a class. It has the state variables and functions defined in the c..

Object: An object is a fundamental concept in JavaScript and is an instance of a particular class or a collection of key-value pairs. Objects can be created using object literals ({}), the Object() constructor, or by instantiating a class using the new keyword. const person = { name: 'John', age: 30, }; console.log(person.name); // Output: John In the example above, person is an object created u..

object //? Object.assign() // Copies properties from one or more objects to a target object and returns the target object. const target = { a: 1, b: 2 }; const source1 = { b: 3, c: 4 }; const source2 = { c: 5, d: 6 }; const result = Object.assign(target, source1, source2); const result1 = { ...target, ...source1, ...source2, }; console.log(target); // { a: 1, b: 3, c: 5, d: 6 } console.log(resul..

truthy / falsy if (0) { console.log('true'); } if ('0') { console.log('true'); // true } // false // 1) false // 2) 0 // 3) null // 4) undefined // 5) NaN // 6) '' // 7) 0n const fruits = ['apple', 'banana']; if (fruits) { console.log('item here'); // item here } const fruits1 = []; if (fruits1.length) { console.log('item here'); // } object // Object literal { key: value } // new Object() // Ob..