Validation is the process of ensuring that data entered into a web application meets certain criteria. It can involve checking for valid input formats, data types, and ranges. In JavaScript, validation is typically done using regular expressions or custom functions to check user input before it is sent to a server. This helps to ensure that only valid data is accepted and prevents malicious users from entering invalid data.
TestJS Summit - January, 2021TestJS Summit - January, 2021
9 min
Visual Regression Under the Hood
Visual regression is one of the hardest part in UI testing. And you will likely agree that it is extremely powerful. But how it works? What the problem it is solving under the hood? Why people choose visual regression services and how we build the fastest visual regression tool in the world :)