现有语言实现循环方式统计:

//1.for
for (int i = 0 ; i < 10 ; i++) {
}

for (obj in array) {
}
// 2. while
while(true) {
}

OC:

for (int i = 0; i < 10 ; i ++) {
}
for (obj in array) {
}

for (uint i = 0; i < 10; i ++) {

}

while (true) {
}

for (var i=0;i<cars.length;i++)
{ 
    console.log(cars[i]);
}