rest-parameters Questions
6
Solved
It was really confusing for me to read this syntax in Javascript:
router.route('/:id')
.put((...args) => controller.update(...args))
.get((...args) => controller.findById(...args));
What d...
Hypaesthesia asked 12/2, 2017 at 5:56
11
Solved
I am confused about the spread syntax and rest parameter in ES2015. Can anybody explain the difference between them with proper examples?
Nephro asked 24/11, 2015 at 16:9
3
Solved
ES6 introduces a bevy of convenient "syntactic sugar". Among them are the default parameter capabilities of JavaScript functions, as well as rest parameters. I'm finding that my console (or devTool...
Beauregard asked 7/3, 2017 at 14:15
6
What's the usage of rest parameter that will be added in ECMAScript 6?
For example, in ECMAScript 5 you can do the following to get an array of parameters starting from the second element:
// ES ...
Randy asked 12/12, 2013 at 10:47
1
Solved
I have a function:
export default ({
input: { name, onChange, value, ...restInput },
meta,
...rest
}) => (
...
);
Given that 'name' is a string, 'onChange' is a function, 'value' is a str...
Inhesion asked 16/11, 2018 at 0:6
5
Solved
I just saw a code snippet in MDN about destructuring rest parameters like so:
function f(...[a, b, c]) {
return a + b + c;
}
f(1) // NaN (b and c are undefined)
f(1, 2, 3) // 6
f(1, 2, 3, 4) // ...
Levin asked 29/12, 2017 at 17:27
2
Why are rest parameters in JavaScript called so?
Teetotal asked 25/4, 2013 at 15:50
1
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