When the content of a website is not well organized, an efficient search bar is not only useful but also crucial, even for simple website navigation. A good information architecture and user-friendly page structure can make the search function unnecessary.
Smaller websites with a limited number of web pages or with a limited number of content types often do not need a search function. There, the optimized User Experience should suffice.
As a website grows in size and complexity, the search box is used more often. Visitors use the search bar as an effective tool to find answers immediately. What components are important for your search page?
After all, a search feature must meet your visitor's high quality requirements. A visitor is used to having all the information at his fingertips, through search engines like Google. And that visitor expects the same from your website.