git simple-loop X 2
[master (root-commit) 9ded545] X1
1 file changed, 1 insertion(+)
create mode 100644 X1.txt
simpleLoop() { NAME=$1; i=1; while [ $i -le $2 ]; do git simple-commit $NAME$i; i=$[$i+1]; done; }; simpleLoop: 1: [: Illegal number: $[1+1]