Shell Problem Solving

If you want to find common commands, please click on the image

The instructions in the shell script, in the uncertain case, do not arbitrarily use nohup, otherwise it may have disastrous consequences, such as-memory explosion

Shell random function generation

function random () {    min=$1    max=$2    num=$ (date+%s%N );    (Return=num% (max) +min))    echo  $return  }out  echo $out

Shell dictionary Use

Declare-a Itemdic
Itemdic= ([a]=1 [b]=2]echo ${itemdic[a]}

Shell for Loop

 forNuminch{1.. -}; DoEcho$num Done forIinch$(seq  -); DoEcho$i Donex="1 2 3) 4 5" forIinch$x; DoEcho$i Done

Shell Problem Solving