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1.2 KiB
1.2 KiB
shallow-copy
make a shallow copy of an object or array
example
you can copy objects shallowly:
var copy = require('shallow-copy');
var obj = { a: 3, b: 4, c: [5,6] };
var dup = copy(obj);
dup.b *= 111;
dup.c.push(7);
console.log('original: ', obj);
console.log('copy: ', dup);
and you can copy arrays shallowly:
var copy = require('shallow-copy');
var xs = [ 3, 4, 5, { f: 6, g: 7 } ];
var dup = copy(xs);
dup.unshift(1, 2);
dup[5].g += 100;
console.log('original: ', xs);
console.log('copy: ', dup);
methods
var copy = require('shallow-copy')
copy(obj)
Return a copy of the enumerable properties of the object obj without making
copies of nested objects inside of obj.
If obj is an array, the result will be an array.
If obj is an object, the result will be an object.
If obj is not an object, its value is returned.
install
With npm do:
npm install shallow-copy
license
MIT