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Javascript Articles
Page 8 of 534
How to customize the position of an alert box using JavaScript?
To customize the position of an alert box, use the CSS “top” and “left” properties. We have a custom alert box, which we’ve created using jQuery and styled with CSS.ExampleYou can try to run the following code to customize the position of an alert box − function functionAlert(msg, myYes) { var confirmBox = $("#confirm"); confirmBox.find(".message").text(msg); confirmBox.find(".yes").unbind().click(function() { confirmBox.hide(); ...
Read MoreWhat is the difference between an acronym and abbr tags?
In layman language, an acronym is a word formed by taking letters of each word in a phrase to form an abbreviation. Acronyms are a subset of abbreviations i.e. abbreviation is a shortened form of a word.The tag isn’t supported in HTML5 and is deprecated now. Do not use. To add abbreviation in HTML, use the tag. Both abbreviation and acronym are the shortened versions and are represented as a series of letters. Some of the examples include, "Mr.", "IST", "MRI", “NASA”, “ISRO” etc. ExampleYou can try to run the following code to add abbreviation in HTML. ...
Read MoreHow to use the tag to define a relationship to an external resource?
The tag is used in HTML to define a relationship to an external resource. It is used to link external style sheets. It gets added inside the … tag, but does not have a closing tag. Define your external CSS file in it.The CSS file created separately will have all the CSS code inside it. The href attribute adds the css file link.You can try to run the following code to include external CSS in HTML. The HTML file is here, with a link to CSS file style.cssExample ...
Read MoreHow do we upload external file on a website using HTML forms?
If you want to allow a user to upload an external file to your website, you need to use a file upload box, also known as a file select box. This is also created using the element but type attribute is set to file.ExampleYou can try to run the following code to upload an external file to your website − File Upload Here are the attributes of the file upload box −Sr.NoAttribute & Description1nameUsed ...
Read MoreHow to use the submit button in HTML forms?
Submit button automatically submits a form on click. Using HTML forms, you can easily take user input. The tag is used to get user input, by adding the form elements. Different types of form elements include text input, radio button input, submit button, etc.Let’s learn about how to use the submit button in HTML forms. It is also created using HTML tag but type attribute is set to button.You can try to run the following code to use submit button to submit and reset a form. Under the action, attribute add the file, where you want to reach after ...
Read MoreHow to use JavaScript to redirect an HTML page?
You might have encountered a situation where you clicked a URL to reach a page X but internally you were directed to another page Y. It happens due to page redirection.It is quite simple to do a page redirect using JavaScript on the client side. To redirect your site visitors to a new page, you just need to add a line in your head section as follows.You can try to run the following code to learn how to use JavaScript to redirect an HTML page. Here, we will redirect to the homepageExample ...
Read MoreHow to use Meta Tag to redirect an HTML page?
Page redirection is a situation where you clicked a URL to reach a page X but internally you were directed to another page Y. It happens due to page redirection.To use a META Tag to redirect your site is quite easy. With this, use the http-equiv attribute to provide an HTTP header for the value of the content attribute.The following is an example of redirecting current page to another page after 2 seconds. If you want to redirect page immediately then do not specify the content attribute.Example HTML Meta Tag This is demo text.
Read MoreHow to append an item into a JavaScript array?
To append an item to a JavaScript array, use the push() method.ExampleYou can try to run the following code to append an item: var arr = ["marketing", "technical", "finance", "sales"]; arr.push("HR"); document.write(arr); Outputmarketing,technical,finance,sales,HR
Read MoreHow to create a zero-filled JavaScript array?
To create a zero-filled JavaScript array, use the Unit8Array typed array.ExampleYou can try to run the following code: var arr1 = ["marketing", "technical", "finance", "sales"]; var arr2 = new Uint8Array(4); document.write(arr1); document.write("Zero filled array: "+arr2);
Read MoreWhat is the best way to initialize a JavaScript Date to midnight?
To initialize a JavaScript Date to midnight, set hours like the following −setHours(0,0,0,0);ExampleYou can try to run the following code to set a date to midnight − var dt; dt = new Date(); dt.setHours(0,0,0,0); document.write(dt); OutputMon May 28 2018 00:00:00 GMT+0530 (India Standard Time)
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