15. JavaScript Nullish Operators

Nullish Coalescing provides (replacing, assigning) value to an undefined or non-existing (null) variable. That is if a variable, a is undefined (or null) then it gets replaced (assigned) by another value with variable b. The syntax is: result = a ?? b Where ?? is the nullish operator The syntax above is the same as below (for older browsers) result = (a !== undefined && a !== null) ? a : b We also have the nullish assignment operator The syntax is: result (a ??= b) Where ??= is the nullish assignment operator The syntax above is the same as below: result = a ?? (a = b) This tutorial covers everything and more. Watch the entire JavaScript Series, including upcoming JavaScipt videos on YouTube: https://www.youtube.com/playlist?list=PLJGKeg3N9Z_Rgxf1Und7Q0u0cSre6kjif Official Website: https://techstackmedia.com Check out the article:https://techstack.hashnode.dev/nullish-coalescing-operator Next: https://techstack.hashnode.dev/javascript-loops Become a patron to learn more: https://www.patreon.com/techstackmedia Techstack Media is in partnership with Skillshare: http://bit.ly/tsm-skillshare Learn anything and get the required skill you need to kickstart a long-lasting career. Website Request: bello@techstackmedia.com Social Media: ✅ Facebook: https://facebook.com/techstackmedia ✅ Twitter: https://twitter.com/techstackmedia ✅ Instagram: https://instagram.com/techstackmedia ✅ LinkedIn: https://linkedin.com/in/techstackmedia #nullishcoalescing #javascriptassignment #javascriptoperators #techstackmedia #codenewbies #learntocode #tutorial #webdev #DEVCommunity #DEVCommunityIN #NodeJS #programming #Hashnode #100DaysOfCode #opensource #techstack #media #womenwhocode #dev #blogging #writing #coding #webdevelopment

Видео 15. JavaScript Nullish Operators автора JavaScript Революция