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How-to articles, tricks, and solutions about HTML

Add class="active" to active page using PHP

You can add the "active" class to the active page using PHP by comparing the current URL to the URL of the page you want to mark as active.

html css php

Ajax Upload image

To upload an image using Ajax, you can use the following steps:

html php jQuery ajax

Clearing content of text file using php

To clear the contents of a text file using PHP, you can use the file_put_contents() function.

html php text-files

Confirm button before running deleting routine from website

Yes, you can add a confirm button before running a delete routine on a website using PHP.

html php

Converting <br /> into a new line for use in a text area

In PHP, you can use the nl2br() function to convert line breaks (\n or \r\n) to <br /> tags.

html php

Form Validation Using JavaScript

Incorrect information leads to bad user interactions. So as to prevent this problem, read and learn how to validate forms with the help of JavaScript!

html javascript form validation

How can I select and upload multiple files with HTML and PHP, using HTTP POST?

You can use the following HTML code to create a form that allows users to select and upload multiple files.

html php http post upload

How can I view/open a word document in my browser using with PHP or HTML

You can use the PHP function readfile() to read the contents of a Word document and then use the appropriate headers to prompt the browser to open or download the file.

html php file ms-word

How do I add PHP code/file to HTML(.html) files?

To add PHP code to an HTML file, you will need to use PHP tags.

html php apache file

How do I return a proper success/error message for JQuery .ajax() using PHP?

To return a proper success/error message for jQuery.ajax() using PHP, you can do the following:

html php jQuery ajax