Found a total of 755 related content
java中while循环和do while循环有什么区别
Article Introduction:Java 中 while 和 do-while 循环的区别:while 循环先检查条件再执行循环体,而 do-while 循环先执行一次循环体再检查条件。while 循环在条件满足时才执行循环体,而 do-while 循环至少执行一次循环体。
2024-05-13
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869
What is the difference between while loop and do while loop?
Article Introduction:The difference is: 1. The while loop judges the condition first and then executes the loop body, while the do-while loop executes the loop body first and then judges the condition; 2. The while loop judges the loop condition first, and if the condition is met, the loop body is executed. code, and then judge the condition again, and loop like this until the loop is jumped out when the condition is not satisfied. The do-while loop first executes the code in the loop body, and then judges whether the loop condition is satisfied. If the condition is satisfied, the loop continues to execute. The code in the body loops like this until the loop is jumped out when the condition is not met.
2023-09-25
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799
What is the difference between while loop and do-while loop in Java?
Article Introduction:A while loop in java executes one or more statements after testing the loop continuation condition at the beginning of each iteration. However, do-while loops test the loop continuation condition after the first iteration is completed. Therefore, do-while loop guarantees that the loop logic is executed once, while while does not. Example publicclassWhileAndDoWhileLoop{ publicstaticvoidmain(Stringargs[]){ inti=5;
2023-09-14
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Java 中的 do-while 循环
Article Introduction:总体结构do-while循环在检查条件之前至少执行一次语句。一般形式为:do{instruções;}while(condição);for循环和while循环之间的区别在for和while中,在执行循环之前检查条件。在do-while中,循环执行后检查条件,确保循环至少执行一次。简单示例循环直到用户输入字母“q”的程序://demonstraolaçodo-while.classdwdemo{publicstaticvoidmain(stringargs[])throwsjava.io.ioexcept
2024-07-15
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106
Detailed explanation of while loop usage
Article Introduction:while is a basic loop mode of computers. When the condition is met, it enters the loop. After entering the loop, when the condition is not met, it jumps out of the loop. The general expression of the while statement is [while (expression) {loop body}].
2020-06-17
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7477
How to use while loop in php
Article Introduction:There are two types of while loops in PHP: 1. While loop statement, the loop condition is first judged. When the condition is satisfied, the loop body is executed, and when it is not satisfied, it stops; syntax "while (expression) { loop body statement block; } ". 2. The "do while" loop statement first executes the "statement block" in the loop body once, and then judges the loop condition. If it is true, the loop continues, if it is false, the loop is terminated; the syntax "do {Loop body statement block;}while(expression);".
2023-03-14
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4469
What is a do...while loop? Is it different from while loop? (with code)
Article Introduction:The last article introduced you to "Detailed Introduction - Loop Statement". This article continues to introduce to you what is a do...while loop? And the difference with while loop? Don’t hesitate to come in and learn! You will definitely gain something! ! !
2021-06-02
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1613
PHP loop learning 2: How to use do-while loop statements
Article Introduction:In the previous article, we learned about the while loop statement and introduced its function and usage through code examples. The following article will introduce to you a variant of the while loop statement - the do-while loop statement. Let's take a look at how to use the do-while loop statement. Let's learn together!
2021-07-28
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How to use while loop in Python
Article Introduction:How to use while loop in Python In Python programming, loop is one of the very important concepts. Loops help us repeatedly execute a piece of code until a specified condition is met. Among them, the while loop is one of the most widely used loop structures. By using a while loop, we can implement more complex logic by executing it repeatedly depending on whether the condition is true or false. The basic syntax format for using while loop is as follows: while condition: loop body where the condition is
2023-10-18
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740
What is the usage of while loop?
Article Introduction:while is a basic loop mode of computers. Its general expression is [while (expression) {loop body}]. When the condition is met, it enters the loop. After entering the loop, when the condition is not met, it jumps out of the loop.
2020-06-22
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10642
JS loop learning: use of while loop statements (detailed examples)
Article Introduction:The purpose of a loop is to repeatedly execute a certain piece of code. Using loops can reduce programming pressure, avoid code redundancy, improve development efficiency, and facilitate later maintenance. The while loop is the simplest loop statement provided in JavaScript. Let's learn about the use of while loops and do-while loops.
2022-08-03
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4770
What is a for loop? What is the difference between it and while loop?
Article Introduction:The previous article introduced to you "What is a do...while loop?" And the difference with while loop? (Code attached)", this article will introduce to you what the for loop (and the difference between while loops) is? Don’t hesitate to come in and learn! You will definitely gain something! ! !
2021-06-02
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4972
How to use while loop in oracle stored procedure
Article Introduction:In Oracle stored procedures, the while loop is used to enter the loop when the condition is met, and jump out of the loop if the condition is not met. The syntax is "WHILE condition LOOP loop body END LOOP;"; the general expression of the while statement is "while (expression) {Loop body}".
2022-05-18
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7170
How to use while loop statement in php
Article Introduction:The method of using the while loop statement in PHP is: the while loop statement executes the code block when the specified condition is true. While loop statement syntax: [while (condition is true) {code to be executed;}], specific code such as: [while($x<5){echo $x; $x++;}].
2020-07-10
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3169
How to implement while loop statement in PHP
Article Introduction:There are two syntaxes for implementing while loop statements in PHP, namely: 1. "while (...) {...}" syntax, which means that as long as the specified condition is true, the while loop will execute the code block; 2. " do {...} while (...);" syntax, which executes the code block once, then checks the condition, and repeats the loop if the specified condition is true.
2023-01-18
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1283
How to use while loop in oracle
Article Introduction:WHILE loop is used in Oracle to repeatedly execute a block of code when a specific condition is met. The syntax is: WHILE <condition> -- a block of code to be executed repeatedly END WHILE; The components include: Condition: a Boolean expression that determines whether the loop continues. Loop body: The block of code to be executed if the condition is true.
2024-04-30
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601
How to implement while loop in Java
Article Introduction:1. Loop structure statements 1. In our real life, we often repeat the same thing several times. For example: Chaoshan people like to drink tea, as long as they are in the process of drinking tea, the act of brewing; the ups and downs of doing push-ups, etc. There is a special statement in Java called a loop statement, which can execute a piece of code repeatedly. For example, find the sum of integers from 1 to 10. 2. Loop statements are divided into three types: while loop statement, do-while loop statement, and for loop statement. 2. While loop statement 1. The while loop statement is an execution statement that determines whether to execute the curly brackets ({}) based on conditional judgment. The while statement will repeatedly perform conditional judgment. As long as the condition is true, the statement in curly brackets ({}) will be executed.
2023-04-22
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1482
What type of loop is javascript while
Article Introduction:In JavaScript, while is a when-type loop statement. The loop condition needs to be judged first. When the condition is satisfied, the loop body is executed. If it is not satisfied, the loop is jumped out. The characteristics of the while statement: first judge the expression, and execute the corresponding statement when the expression result is true.
2021-10-20
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2177
Realize conditional judgment and loop control through PHP's while loop statement
Article Introduction:Title: Using PHP's while loop statement to achieve conditional judgment and loop control. In PHP programming, the while loop statement is a commonly used loop structure. It can achieve loop control through conditional judgment, allowing the program to repeatedly execute a certain segment according to specific conditions. code block. In this article, we will introduce how to implement conditional judgment and loop control through PHP's while loop statement, and provide specific code examples. First, let us understand the basic syntax of the while loop statement: while(
2024-03-08
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552