Shell Programming and Scripting

####This method is slow


#!/bin/bash


func2() {
   index1=0
   while read line ; do
     index1=$(($index1+1))
     url[$index1]=$line
   done < tmp/url1.txt
}

func3() {
 for((j=1;j<=$countline;j++)); do
     i=`curl -LI ${url[$j]} -o /dev/null -w '%{http_code}\n' -s  ` ;
        echo "$i --- ${url[$j]}"
  done
 }
    
funcrun(){
   for ((n=1;n<=5;n++)) ; do
        func3 $countline ${url[@]}  >> 2.txt &
    done
}
   func2 
   funcrun