explain while loop

Explain how to use the while loop of JavaScript, javascriptwhile When writing a program, you may need to perform operations over and over again. In this case, you need to write loop statements to reduce the number of codes. JavaScript supports all

Using Do-while statements to form loopsThe Do-while statement is characterized by executing the loop body first, and then judging whether the cyclic condition is tenable. Its general form is: Do statement while (expression); It

In front of you to explain the PHP loop statement in the while statement loop, in fact, while the statement has another form of expression, which is what we are going to explain to you today, "Do...while" loop statement。 Do...while The concept of

Last time we talked about a for loop, in a nutshell, A for loop is generally useful for controlling the number of executions of certain operations. But in fact, we are dealing with the actual problem, and we often encounter another situation where

In our program development, it may be necessary to repeat the use of a piece of code or a function, such as the need to enter "1*2*3*4...*100", if the human input, it will waste a lot of time, but also very cumbersome, but in this case, there is a

Let me introduce you to the loop execution for loop in C # In this practice, we'll show you another important circular statement in C #, for loops. for (expression 1; expression 2; expression 3) { loop-body } Expression 1: Generally

We now know how to use the IF statement to get the program to run along a different path, but the best thing about the program is to use the CPU and GPU's powerful execution to repeatedly execute a piece of code, think of Google's Alphago and Ke Jie'

When writing a program, there may be a situation when you need to perform some actions over and over again. In such cases, you need to write a looping statement to reduce the number of code. JavaScript supports all the necessary loops to help you

The first two only difference is that the loop and the order of the judgments are different, do-while than while more than one cycle, I do not give an example.For loop I believe that we can not be ripe, we will see for-in this sentence.This is

PHP_MySQL tutorial-the next day while loop and the first page of database operations while loop In this lesson, we will continue to use PHP and MySQL to write some simple and useful pages. We started to display the data in the database from the