for无限循环

for ((i=0;i<1;i+=0))

do

echo "infinite loop"

done


for ((;1;))

do

echo "infinite loop"

done


while的无限循环

while ((1))

do

echo "infinite loop"

done


while true

do

echo "infinite loop"

done


while :

do

echo "infinite loop"

done


until循环

until ((0))

do

echo "inlinite loop"

done


until false

do

echo "inlinite loop"

done