loop);RETURN_IF_ERROR(compiler_push_fblock(c,LOC(s),LOOP_LOOP,loop,end,NULL));USE_LABEL(c,body);VISIT_SEQ(c,stmt,s->v.Loop.body);ADDOP_JUMP(c,NO_LOCATION,JUMP,body);compiler_pop_fblock(c,LOOP_LOOP,loop);
if condition_1: statement_block_1 elif condition_2: statement_block_2 else: statement_block_3 如果"condition_1" 为 True 将执行 "statement_block_1" 块语句 如果"condition_1" 为False,将判断 "condition_2" 如果"condition_2" 为 True 将执行 "statement_block_2" 块语句 如果"condition_2" 为Fa...
print("今有物不知其数，三三数之剩二，五五数之剩三，七七数之剩二，问几何？\n")for number in range(100): if (number%3 ==2) and (number%5 ==3) and (number%7 ==2): # 判断是否符合条件 print("答曰：这个数是",number) # 输出符合条件的数 运行程序，输出结果如下：今有...
mysql中loop语句的使用 说明 1、loop实现了一个简单的循环,退出循环的条件需要用其他语句定义,通常可以使用leave语句实现。...2、若没有为statement_list添加退出循环的语句,则loop语句可用于实现简单的死循环。...实例 `[begin_label:] LOOP statement_list END LOOP [end_label]` 以上就是mysql中loop语句的使用...
根据Python的缩进规则,如果if语句判断是True,就把缩进的两行print语句执行了,否则,什么也不做。 可以通过下图来简单了解条件语句的执行过程: if 语句 Python中if语句的一般形式如下所示: ifcondition_1:statement_block_1elifcondition_2:statement_block_2else:statement_block_3 ...
结束 if condition_1: statement_block_1 elif condition_2: statement_block_2 else: ...
python -- 流程判断 & 循环loop 流程判断 if-elif-else 那些事 if-else name,passwd ='Gao',"abc123"user_name =input("User Name is : \n") user_password =input("User Password is : \n")ifname == user_nameandpasswd == user_password:print("Welcome {0} login...".format(user_name))...
for i in range(3): if i == 2: break print(i, end=' ') # 打印0和1 else: print("Loop completed without encountering a 'break' statement.")5.循环控制语句：range()函数：生成一个起始默认为0的序列，通常与for循环一起使用。def print_numbers(n): for i in range(1, n+1): print(i)...
We can use break statement to terminate the for loop if an odd number is present. We can print the sum in the else part so that it gets printed only when the for loop is executed normally. defprint_sum_even_nums(even_nums):total=0forxineven_nums:ifx%2!=0:breaktotal+=xelse:print...
2022-05-012022-05-012022-05-022022-05-022022-05-032022-05-032022-05-042022-05-042022-05-05Initialize ListInitialize ListFor Loop and IfFor Loop and IfPrint Filtered ElementsPrint Filtered ElementsMulti-line CodeOne-line CodeFor Loop and If Statement Comparison ...