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Which is faster CSS selector or XPath?
CSS Selector is best option if web element has no ID and name. CSS is faster than XPath. It is very useful when we want to test our application on multiple browsers because CSS engine are consistent in all browsers. CSS is best for IE as XPath does not work in IE always.
Why XPath is best?
Advantages of Using XPath XPath allows you to navigate up the DOM when looking for elements to test or scrape. It’s compatible with old browsers (or it was at time of publishing—including older versions of Internet Explorer, which some corporations still use). Creating in XPath is more flexible than in CSS Selector.
Why is XPath slow?
XPath, on the other hand, is a generalized and complex expression language, that allows much more selections than CSS, and thus is harder to optimize.
Is xpath slower than CSS?
On a whole, Internet Explorer is slower than the other drivers, but between CSS and XPath it looks like XPath is actually faster than CSS. In some cases CSS is faster, and in others, XPath. And Firefox looks to be a bit more optimized for CSS since it’s mostly faster across the board.
What’s the difference between XPath and CSS selector?
However, there are instances when you are not able to get unique id, name or class name. For those cases, Xpath and CSS Selector comes handy. There are two main differences between Xpath and CSS Selector. First, CSS Selector is faster than Xpath and second, CSS Selector can not traverse DOM backward like Xpath.
How to use XPath, CSS and name locators?
All the above syntax are simple. We can directly use them by using id or name locators. Here using xpath / Css, we can combine two locators when ever required, lets see how we can achieve. Using xpath : – //* [@id=’email’ or @name=’email’], here first it will check for the id and then it will check for the second.
How is a child element represented in XPath?
A child in XPATH is represented with a “/”. Example XPATH for child elements : //div/a In CSS the child is indicated with a ” > “. Css examples of a link inside of a div tag can be identified as div > a And sometimes, if the element is not direct child, may be the element is inside another element.
How to combine XPath and CSS for email?
With Name – css=input [name=email] or css= [name=email] All the above syntax are simple. We can directly use them by using id or name locators. Here using xpath / Css, we can combine two locators when ever required, lets see how we can achieve.