Flat Insert

Returns a new Array or String after inserting and flatten value at index.

Get Started

npm install flat-insert

API

insert(input, value[, index])

Returns new modified value depending on input type.

• input: Input value. (String|Array)
• value: Insert value. (Mixed)
  • If input type is String, value will turn into String.
  • If input and value types are Array, then value will be flatten.
• index: Index position for insertion. (Number; defaults 0)

Usage

var insert = require('flat-insert')

insert([1, 2, 3], [1.1, 1.2], 1)
// → '[1, 1.1, 1.2, 2, 3]'

insert([1, 2, 3], 'meh', 1)
// → '[1, 'meh', 2, 3]'

insert('123', 'yo', 2)
// → '12yo3'

Benchmark

node benchmark.js

Results

insert string into string x 49,334,288 ops/sec ±0.51% (87 runs sampled)
insert 1x array into string x 2,726,256 ops/sec ±0.24% (90 runs sampled)
insert string into 10x array x 1,926,946 ops/sec ±0.69% (84 runs sampled)
insert number into 10x array x 1,904,262 ops/sec ±2.90% (83 runs sampled)
insert object into 10x array x 1,876,367 ops/sec ±3.23% (86 runs sampled)
insert 3x array into 10x array x 1,792,153 ops/sec ±4.13% (81 runs sampled)

License

See the License file.