user1 = ["宋江","林冲","卢俊义","吴用"] for user in user1: print(user)
user1 = ["宋江","林冲","卢俊义","吴用"] for i in range(len(user1)): print(i, user1[i])
user1 = ["宋江","林冲","卢俊义","吴用"] for x in iter(user1): print(x)
user1 = ["宋江","林冲","卢俊义","吴用"] for col,field in enumerate(user1): print(col,field)