#!/bin/bash a="The cat sat on the mat" test="cat" awk -v a="$a" -v b="$test" 'BEGIN{print index(a,b)}' 输出 bogon:Desktop macname$ ./test.sh 5 参考: 来源:https://www.cnblogs.com/sea-stream/p/11403014.html 标签 shell test cat bash awk sat