How to check the parameters passed into isFinite () in advance by JavaScript
This article is about how JavaScript checks the parameters passed in isFinite () in advance. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.
Check ahead of time for the parameter isFinite (foo 0) passed in isFinite (); / / falseisFinite ("foo"); / / falseisFinite ("10"); / / trueisFinite (10); / / trueisFinite (undefined); / / falseisFinite (); / / falseisFinite (null); / / true!! Pay special attention to this. Thank you for your reading. This is the end of the article on "how to check the parameters of isFinite () in advance by JavaScript". I hope the above content can be of some help to you, so that you can learn more knowledge. if you think the article is good, you can share it out for more people to see!
