How to Check if an Array Includes Specific Object in Javascript

In this video tutorial, you will learn how to check if an array includes specific object in javascript.   HTML: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="style.css"> <title>Document</title> </head> <body> <div> <button>Check</button> <h1>Result</h1> </div> <script src="script.js"></script> </body> </html>   CSS: body { text-align: center; }

How to Check if Key is Present in Object Javascript

In this video tutorial, you will learn how to check if key is present in object javascript. HTML: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="style.css"> <title>Document</title> </head> <body> <div> <button>Check</button> <h1>Result</h1> </div> <script src="script.js"></script> </body> </html>   CSS: body { text-align: center; } div{ display:

How to Check if Key is Present in JSON Object in Javascript

In this video tutorial, you will learn how to check if key is present in json object in javascript.   HTML: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="style.css"> <title>Document</title> </head> <body> <div> <button>Check</button> <h1>Result</h1> </div> <script src="script.js"></script> </body> </html>   CSS: body { text-align: center;

How to Check if a String is a Valid JSON String in Javascript

In this video tutorial, you will learn how to check if a string is a valid json string in javascript.   HTML: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="style.css"> <title>Document</title> </head> <body> <div> <button>Check</button> <h1>Result</h1> </div> <script src="script.js"></script> </body> </html>   CSS: body { text-align:

How to Get Number of Days Between Two Dates in Javascript

In this video tutorial, you will learn how to get number of days between two dates in javascript.   HTML: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="style.css"> <title>Document</title> </head> <body> <div> <button>Get</button> <h1>Result</h1> </div> <script src="script.js"></script> </body> </html>   CSS: body { text-align: center; }