In the following example, we have two loops. The outerforloop iterates the first four numbers using therange()function, and the innerforloop also iterates the first four numbers. If theouter number and a current number of the inner loopare the same, then break the inner (nested) loop. ...
在编程中,循环是一种非常重要的控制结构。而循环套循环(Nested Loops)允许我们在一个循环内再使用一个循环,可以实现更复杂的逻辑和数据处理。本篇文章将通过步骤、代码示例和图示,帮助初学者理解Python中的循环套循环。 流程概述 为了便于理解,下面是实现Python循环套循环的基本步骤。我们将使用一个表格来展示这些步骤。
These loops are called nested loops. In a nested loop, the inner loop is executed once for each iteration of the outer loop. # outer loop attributes = ['Electric', 'Fast'] cars = ['Tesla', 'Porsche', 'Mercedes'] for attribute in attributes: for car in cars: print(attribute, car)...
Loops Inside LoopsA nested loop is a loop inside a loop.The "inner loop" will be executed one time for each iteration of the "outer loop":ExampleGet your own Python Server Print each adjective for every fruit: adj = ["red", "big", "tasty"]fruits = ["apple", "banana", "cherry"...
Example 5 - Nested for loops However, if you just want to operate on the value of the sequence without considering its corresponding position in the sequence, you can use the for loop given below. python rows=5foriinrange(1, rows +1):forjinrange(1, i +1):print(j, end=" ")print...
Nested Loops As you can notice in an example above, there is an if-else condition inside the while loop which enables you to introduce further conditions in your code. Hold on! This is not the only way that you can customize your loop. You can also include some more while loop inside ...
Using the for loops, we can iterate through each elements in a nested dictionary. Example 7: How to iterate through a Nested dictionary? people = {1: {'Name':'John','Age':'27','Sex':'Male'},2: {'Name':'Marie','Age':'22','Sex':'Female'}}forp_id, p_infoinpeople.items()...
Nested Loops A nested loop is a loop inside a loop. The "inner loop" will be executed one time for each iteration of the "outer loop": Example Print each adjective for every fruit: adj = ["red","big","tasty"] fruits = ["apple","banana","cherry"] ...
nested loops When there are one or more loops “inside” of another loop. The inner loop runs to completion each time the outer loop runs once. value An object that appears in a dictionary as the second part of a key-value pair. This is more specific than our previous use of the word...
It helps to view nested for loops from a mathematical standpoint—that is, as a Cartesian product of two or more iterables. In mathematics, the Cartesian product of two sets A and B is the set of all tuples of the form (a, b) where a is an element of A and b is an element ...