0
1
2
0
1
2
0
1
2
0
2
4
fx is a function
fx () 
{ 
    i=0;
    for ((1; i < 3; i++ ))
    do
        echo $i;
    done;
    for ((i=0; 1; i++ ))
    do
        if (( i >= 3 )); then
            break;
        fi;
        echo $i;
    done;
    for ((i=0; i<3; 1))
    do
        echo $i;
        (( i++ ));
    done;
    i=0;
    for ((1; 1; 1))
    do
        if (( i > 2 )); then
            break;
        fi;
        echo $i;
        (( i++ ));
    done;
    i=0;
    for ((1; 1; 1))
    do
        if (( i > 2 )); then
            break;
        fi;
        echo $i;
        (( i++ ));
    done
}
0
1
2
0
1
2
0
1
2
0
1
2
0
1
2
bash: -c: line 1: syntax error: arithmetic expression required
bash: -c: line 1: syntax error: `(( i=0; "i < 3" ))'
2
bash: -c: line 1: syntax error: `;' unexpected
bash: -c: line 1: syntax error: `(( i=0; i < 3; i++; 7 ))'
2
20
20
12345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 
12345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 
4
3
2
1
0
4
3
2
1
0
43210
ok1
./arith-for.tests: line 133: ((: 7++ : arithmetic syntax error: operand expected (error token is "+ ")
./arith-for.tests: line 134: ((: i < 4/0: division by 0 (error token is "0")
./arith-for.tests: line 135: ((: i=2/0: division by 0 (error token is "0")
./arith-for.tests: line 137: ((: 7=4 : attempted assignment to non-variable (error token is "=4 ")
./arith-for.tests: line 139: ((: j=: arithmetic syntax error: operand expected (error token is "=")
X
./arith-for.tests: line 141: break: only meaningful in a `for', `while', or `until' loop
Y
