HTML Form server side validation

Sun rise in Wroclaw

Last time I wrote about two validation methods on the client site. I also admit that this kind of validation won’t protect your server from hacker attacks. This because HTML and JavaScript files could be changed by users. So in this post, I show you, how to build a validation function in PHP.

Is your page structure written in HTML or in div language?

Autumn tree

The websites are mostly constructed from three layer. First of all HTML wich creating a structure and content. Secondly, there is a CSS that includes how the website should look like. Finally, we have JavaScript with is able to reconstruct webpage depends on user interaction. So, my question is why on the Internet is so […]

How to validate HTML form in two-step?

dew on the grass

Last week I wrote about building HTML form, but even the most important thing is to know how to validate data before you send it to the server. Probably you won’t storage data from your clients with have no value. So how you can use the HTML Form attribute and JavaScript to validate data inserted […]

How to manage data collected on a webpage via HTML Form tag?

Old train station

The most popular HTML tag used on a webpage is an HTML form. It is used to get some data from visitors and display some results on the web page depends on how visitors fill data fields in this HTML form. Are you a master in HTML form building, or maybe from time to time, […]

How to use data from HTML form in JavaScript

Coffee cup between autumn leaves

Have you ever have some problems with data transferring between HTML form and JavaScript? I had, and I had learn something new. You probably know, that one of the most popular interaction between visitors and webpage based on HTML form. The Customer put some data to HTML form and then we use this data in […]

How to made animation on the website?

Development environment

A long, long, long time ago in there was no animation on the website. Just text, sometimes images, and hyperlinks. Then web developers used to animate elements on websites via JavaScript. That worked and still works, but today we can use CSS properties to make awesome animation on a webpage. In this post, I show […]

Virtual Network

One day you might fink, just like me, how to create a virtual network on my virtual machines, using a virtual box. Sounds crazy, but hey not only web development is interesting. I’m curious and have a lot of fun to discover new things. If you also want to know, how to build your home […]

How to use PHP to communicate with SQL Base

Chmura nad Placem Legionów we Wrocławiu

When you master building a static website, you are ready for the next big step in your web developer carrier: “Active website”. You can use PHP and SQL server to reach this goal. Of course, there are a lot of CMS services ready to use, just like WordPress, but still, it’s worth knowing how they […]

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