35.18. read: Reading from the Keyboard
The Bourne shell read command reads a line of one or more words from the keyboard (or standard input) and stores the words in one or more shell variables. This is usually what you use to read an answer from the keyboard. For example:
echo -n "Type the filename: " read filename
Here is how the read command works:
Some Bourne shells have a built-in function named line that reads a line from standard input and writes it to standard output. Use it with command substitutions (Section 28.14):
Go to http://examples.oreilly.com/upt3 for more information on: grabchars
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