シェルスクリプト総合 その13

[0192 名無しさん＠お腹いっぱい。 2008/11/12(水) 23:48:27]

v7$ cat foo
c=0
for i in "$@"; do
echo "$c: $i"
c=`expr $c + 1`
done
v7$ ./foo "1 2 3" 4 5
0: 1 2 3
1: 4
2: 5
v7$ ./foo
0:
v7$ cat bar
c=0
for i in ${1+"$@"}; do
echo "$c: $i"
c=`expr $c + 1`
done
v7$ ./bar "1 2 3" 4 5
0: 1 2 3
1: 4
2: 5
v7$ ./bar
v7$