doc: child_process documentation for stdio
Checklist
-
documentation is changed or added -
commit message follows commit guidelines
Affected core subsystem(s)
doc
Description of change
Document that execFileSync
, execSync
and spawnSync
also supports stdio
as an Array.
execFileSync
, execSync
and spawnSync
all ends up here, where the options are accepted as string or array. See https://github.com/nodejs/node/blob/master/lib/internal/child_process.js#L758