erase.sh

来自「一本完整的描述Unix Shell 编程的工具书的所有范例」· Shell 代码 · 共 18 行

#!/bin/bash
# erase.sh: Using "stty" to set an erase character when reading input.

echo -n "What is your name? "
read name                      #  Try to backspace
                               #+ to erase characters of input.
                               #  Problems?
echo "Your name is $name."

stty erase '#'                 #  Set "hashmark" (#) as erase character.
echo -n "What is your name? "
read name                      #  Use # to erase last character typed.
echo "Your name is $name."

# Warning: Even after the script exits, the new key value remains set.

exit 0