Tell us what’s happening:
I’m confused in the return line
(a,b)=> a + b, 0)
what is the use of adding 0 to this line??
Your code so far
const sum = (...args) => {
return args.reduce((a, b) => a + b, 0);
}
Your browser information:
User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36
Challenge: ES6 - Use the Rest Parameter with Function Parameters
Link to the challenge:
The 0 is the initial value for the reduce
method.
I’m unable to understand reduce method
can you please explain with an example??
The reduce method isn’t part of this Challenge.
It will be covered in this Challenge:
system
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