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npm · #532 most downloaded on npm
`Array.prototype.concat`, but made safe by ignoring Symbol.isConcatSpreadable
Last release 5 months ago
20 Apr 2026
Release timing varies
gaps range from 2 months to 1.4 years
Nearly every release is documented
notes for 7 of 7 stable releases
Nothing withdrawn
no release was ever pulled
3 years old
7 releases · first in 2023
One column per quarter.
[actions] update workflows `6747b8f`
6747b8f@arethetypeswrong/cli, @ljharb/eslint-config, @ljharb/tsconfig, @types/isarray, @types/tape, eslint, npmignore aa30c9421276ebcall-bound, get-intrinsic efb5138call-bind dbe4255@ljharb/eslint-config 470988c@ljharb/eslint-config 8a8f4ec[Dev Deps] update @arethetypeswrong/cli, @ljharb/eslint-config, @ljharb/tsconfig, @types/get-intrinsic, @types/tape, auto-changelog, mock-property, ta
@arethetypeswrong/cli, @ljharb/eslint-config, @ljharb/tsconfig, @types/get-intrinsic, @types/tape, auto-changelog, mock-property, tape 9452ca78166059call-bind, get-intrinsic, has-symbols d35014acall-bound directly 0bdddbdaud with npm audit c62dae04860aae[types] use a generic `a1d744d`
[types] use shared config `f509f80`
f509f80b5f5ff4e717048set-function-length, tape dde26a7call-bind, get-intrinsic d5d2cdetape 9454c5a@arethetypeswrong/cli [00a5243`](https://github.com/ljharb/safe-array-concat/commit/00a5243a5b923ff2b694b3b5ef4ce39027e30f6e)get-intrinsic c935764[Dev Deps] update aud, mock-property, npmignore, set-function-length, tape `497ffcb`
bd92413aud, mock-property, npmignore, set-function-length, tape 497ffcbcall-bind, get-intrinsic 770f870mock-property, tape be76bd9set-function-length/env 89b11673185cc7sideEffects flag df6c7eb[Perf] set Symbol.isConcatSpreadable only when required `#2`
Initial implementation, tests, readme `31b8e70`
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