Javascript - optional chaining - Code Lightning
This code lightning video shows how to use javascript's optional chaining in a minute.
"The optional chaining operator (?.) permits reading the value of a property located deep within a chain of connected objects without having to expressly validate that each reference in the chain is valid"
https://developer.mozilla.org/en-US/d...
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Watch video Javascript - optional chaining - Code Lightning online without registration, duration hours minute second in high quality. This video was added by user LiteraryCoder 05 December 2020, don't forget to share it with your friends and acquaintances, it has been viewed on our site 4 once and liked it 0 people.