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doc: buffers are not sent over IPC with a socket #7684

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doc: buffers are not sent over IPC with a socket #7684

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3 changes: 2 additions & 1 deletion doc/api/child_process.markdown
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Expand Up @@ -839,7 +839,8 @@ Applications should avoid using such messages or listening for
The optional `sendHandle` argument that may be passed to `child.send()` is for
passing a TCP server or socket object to the child process. The child will
receive the object as the second argument passed to the callback function
registered on the `process.on('message')` event.
registered on the `process.on('message')` event. Any data that is received and
buffered in the socket will not be sent to the child.

The optional `callback` is a function that is invoked after the message is
sent but before the child may have received it. The function is called with a
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