摘要: 一、seq方法和通过内部{begin..end}的性能比较 # time echo {1..100} 1 2 3 ... real 0m0.000s user 0m0.001s sys 0m0.000s # time echo $(seq 100) 1 2 3 ... real 0m0.003s u 阅读全文
posted @ 2022-05-21 18:23 zhuguoqing 阅读(204) 评论(0) 推荐(0) 编辑