Import as allows us to import a named module under different name.Export as allows us to export a named module under different name.Following is the code for import as and export as construct in Javascript −Example Live Demo Document    body {       font-family: ... Read More

Following is the code for getting all unique values in a JavaScript array −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result,    .sample {       font-size: 18px;       font-weight: ... Read More

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

Partial functions allow takes a function as an argument and along with it takes arguments of other types too. It then uses some of the arguments passed and returns a function that will take the remaining arguments. The function returned when invoked will call the parent function with the original ... Read More

The object.is() method introduced in ES6 as a way to compare two values. These two values can either be primitives or objects. It does a little better comparison than == and ===.Following is the code for object.is() in equality comparison −Example Live Demo Document    body ... Read More

The call(), apply() and bind() are used to borrow methods in JavaScript.Following is the code for borrowing methods in JavaScript −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result, .sample {       ... Read More

Event Bubbling − Whenever an event happens on an element, the event handlers will first run on it and then on its parent and finally all the way up to its other ancestors.Event Capturing − It is the reverse of the event bubbling and here the event starts from the ... Read More

The JavaScript undefined property specifies if a variable has been declared or assigned a value yet.Following is the code implementing the JavaScript undefined property −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .sample { ... Read More

Template were introduced in ES6 to allow embed expressions inside a string. Instead of ‘’ or “” quotation marks they use the backticks (``). They offer a much better way of string interpolation and expressions can be embedded in a way like ${a+b}. It offers a much nicer syntax than ... Read More

Escape characters are characters that can be interpreted in some alternate way then what we intended to. To print these characters as it is, include backslash ‘\’ in front of them. Following are the escape characters in JavaScript −CodeResult\bBackspace\fForm FeedNew Line\rCarriage Return\tHorizontal Tabulator\vVertical Tabulator\'Single quote\"Double quote\BackslashFollowing is the code implement ... Read More