#!/bin/sh -OLDPATH="$PATH" PATH=/bin:/usr/bin export PATH #确保所有的子进程继承我们的安全查找路径PROGRAM=`basename $0` #

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Linux shell 读取一行方法一通过指定IFS--Internal Field Separator，IFS默认情况下是，可以下脚本中设定IFS值DEMO 1$cat t1.txt abcfd $cat test_IFS.sh #! /bin/shIFS="c"for LINE in `cat t1.txt`do echo $LINEdon