1# test of redone post-increment and post-decrement code 2( echo $(( 4-- )) ) 3( echo $(( 4++ )) ) 4( echo $(( 4 -- )) ) 5( echo $(( 4 ++ )) ) 6 7#ash# (( array[0]++ )) 8#ash# echo ${array} 9 10#ash# (( array[0] ++ )) 11#ash# echo ${array} 12 13#ash# (( a++ )) 14#ash# echo $a 15#ash# (( a ++ )) 16#ash# echo $a 17 a=2 18 19echo 6 $(( a ++ + 4 )) 20echo 3 $a 21 22echo 7 $(( a+++4 )) 23echo 4 $a 24 25echo 0 $(( a---4 )) 26echo 3 $a 27 28echo 7 $(( a -- + 4 )) 29echo 2 $a 30 31echo -2 $(( a -- - 4 )) 32echo 1 $a 33 34#ash# (( ++ + 7 )) 35 36#ash# (( ++ )) 37( echo $(( +++7 )) ) 38# bash 3.2 apparently thinks that ++ +7 is 7 39#ash# echo $(( ++ + 7 )) 40#ash# (( -- )) 41