THE read COMMAND
| read [options] variables | read input into variables according to options |
| read name?prompt | display prompt and read the response into name |
read Options
| –p | read input line from a co-process |
| –r | do not treat as line continuation character |
| –s | save a copy of input line in command history file |
| –un | read input line from file descriptor n. If file descriptor is greater than 2, it must first be opened with exec. If n is not specified, default file descriptor is 0. |
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