nv-array-defrag

• nv-array-defrag, simple util to resort a array

install

• npm install nv-array-defrag

usage

const ary_defrag = require("nv-array-defrag")

example

defrag

var arr = [1,0,11,12,0,0,13]

> ary_defrag.defrag(arr,0)
Map(4) { 0 => 0, 2 => 1, 3 => 2, 6 => 3 }
> arr
[
  1, 11, 12, 13,
  0,  0,  0
]
>

defrag_with_st

var arr = [1,0,11,12,null,undefined,13]

ary_defrag.defrag_with_st(arr,new Set([0,null,undefined]),undefined)
> ary_defrag.defrag_with_st(arr,new Set([0,null,undefined]),undefined)
Map(4) { 0 => 0, 2 => 1, 3 => 2, 6 => 3 }
> arr
[ 1, 11, 12, 13, undefined, undefined, undefined ]
>

var arr = [1,0,11,12,null,undefined,13]
ary_defrag.defrag_with_st(arr,new Set([0,null,undefined]),undefined,1,4)

> ary_defrag.defrag_with_st(arr,new Set([0,null,undefined]),undefined,1,4)
Map(2) { 2 => 1, 3 => 2 }
>
> arr
[ 1, 11, 12, undefined, null, undefined, 13 ]
>

API

• ary_defrag.defrag(arr,empty=undefined,from,to)
• ary_defrag.defrag_with_st(arr,empty_set,empty=undefined,from,to)

LICENSE

• MIT