use of while

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Day 4: loop structure (while, do... While, ),... While

Day 4: loop structure (while, do... While, ),... While1. Loop Structure (while, do... While,) 1.1. What is a loop structure In daily life, there will be a lot of things that need to be done repeatedly, such as four seasons of every year, 7 days of

Day 4: loop structure (while, do... While,)

1. Loop Structure (while, do... While,) 1.1. What is a loop structure In daily life, there will be a lot of things that need to be done repeatedly, such as four seasons of every year, 7 days of every week, 3 meals a day, and 50 copies of each

The use of C # language learning-while,do-while,switch-case int a = 13; do {a-=4;} while (a>4); Console.WriteLine (a);

1.while:Convert for to while,a//for (int i = 1; i B//int i=1;-------in front of the whilewhile (iThe difference between the two is that the for parenthesis contains: initial conditions, cyclic condition, state change, and curly braces.While:

Why does the Mysqli class use a foreach to fetch only one row, while the while loop pulls out multiple rows of data?

I am a novice, there is a problem please help, is to use the Mysqli class, the data table test has 5 rows of data, with the Foreach function can only take out the first row, the others are not taken out, while using while can be removed 5 rows, why?

Use the for and while loops to calculate the value of e [e = 1 + 1/1! + 1/2! + 1/3! + 1/4! + 1/5! +... + 1/n!], While

Use the for and while loops to calculate the value of e [e = 1 + 1/1! + 1/2! + 1/3! + 1/4! + 1/5! +... + 1/n!], While /* Write a program and calculate the value of e according to the following formula. Two calculation methods are required: 1) for

Usage of the while and do-while loops in Javascript

In js, the loop statements while and do while are also one of our commonly used loop statements. Next I will introduce you to the usage of the while and do-while loops, and hope to help you. While Loop The while statement is similar to the if

A brief talk on the loop while, Do...while, for, foreach four kinds of cyclic _php instances in PHP

A while loop in PHP that iterates through the number of code block attempts, or loops through code blocks when the specified condition is true. ------------------------------------------------------------- When we write code, we often need a block

To explain the nested use of C + + do While loops and loop statements _c language

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

Examples of while, Do...while, for, foreach four loops

in PHPWhile loop , the number of times the code block is executed, or the loop executes the code block when the specified condition is true. ------------------------------------------------------------- When we write code, we often need a block

The structured statements in c ++ determine the use of if branch statements switch loop statements while and do while loop statements for, structured switch

The structured statements in c ++ determine the use of if branch statements switch loop statements while and do while loop statements for, structured switch Job 1: Use the if statement, according to 1 ~ 7. What is the day of the week output? Program.

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