Following is the code to implement short circuit assignment in JavaScript −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result,    .sample {       font-size: 20px;       font-weight: 500;   ... Read More

Short circuit evaluation basically works with the && and || logical operators. The expressions are evaluated left to right.For && operator − Short circuit evaluation with &&(AND) logical operator means if the first expression evaluates to false then whole expression will be false and the rest of the expressions will ... Read More

There are two functions in JavaScript for rounding and truncating numbers: Math.round() and Math.trunc() respectively −Math.round() − = It rounds the decimal number to the nearest integer value.Math.trunc() − = It simply removes the fractional part of the decimal number and converts it to a whole number.Following is the code ... Read More

Following is the code to parse array of objects inside another object using maps or forEach −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result {       font-size: 18px;       ... Read More

JavaScript supports block scope only for variables that were declared using let or const keyword. Variables declared using var support function scope but not block scope.Following is the code for displaying block scope in JavaScript −Example Live Demo Document    body {       font-family: ... Read More

Following is the code to parse array of objects inside an object using maps or forEach using JavaScript −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result {       font-size: 18px;   ... Read More

The new operator is used for creating a user-defined object type instance of one of the builtin object types that has a constructor function.Following is the code for new operator in JavaScript −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, ... Read More

Following is the code to refer JavaScript function from within itself −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result {       font-size: 20px;       font-weight: 500;       ... Read More

Following is the code for binding an object’s method to a click handler in JavaScript −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result {       font-size: 20px;       font-weight: ... Read More

Following is the code to share a method between objects in an array −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result {       font-size: 18px;       font-weight: 500;   ... Read More