To empty an array in JavaScript, there are four ways −Setting to new Array − In this we set our array variable to a new empty array.Using length property − In this we set the length property of our array to 0.Using pop − In this we continuously pop the ... Read More

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

The best way to add an event to any element is to use the addEventListener() method.Following is the code to add an event in JavaScript −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .result{ ... Read More

Following is the code to decrement a date by 1 day 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

Following is the code for finding keys of a hash in JavaScript −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 to validate decimal numbers in JavaScript −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 to remove a child node in HTML using JavaScript −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 to load a JavaScript file dynamically −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 using named arguments in JavaScript functions −Example Live Demo Document    body {       font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;    }    .sample, .result {       font-size: 18px;       font-weight: 500;     ... Read More

The JavaScript switch statement can contain return statements if it is present inside a function. The function will return the value in the switch statement and the code after the switch statement will not be executed.Following is the code to have return statements in JavaScript switch statement −Example Live Demo ... Read More