do,,,while... 例 二次 代码语言:javascript 复制 #include<iostream>#include<algorithm>#include<string>intmain(){int j=2;do{// compound statement is the loop bodyj+=2;std::cout<<j<<" ";}while(j<9);std::cout<<'\n';// co
do…while循环的使用特点为无论是否满足条件，均至少会执行一次。do…while循环在日常开发中遇到的较少。
Do-While Loop Syntax In C++ do {// Code block to be executed} while (condition); Here, The do keyword initiates the loop The code inside the curly brackets is what must be executed. While (condition) is the statement that must be verified as true for the loop to keep running. Whether...
Statement: The line(s) of code are you want Do While Loop to execute condition is true. Loop: It’s the end statement for one iteration of the loop and tells VBA to move back to test the condition again. Example to Understand the DO While Loop To understand Do While Loop, let’s w...
不像for和while循环,它们是在循环头部测试循环条件。do...while循环是在循环的尾部检查它的条件。 do...while循环与 while 循环类似,但是 do...while 循环会确保至少执行一次循环。 语法 C++ 中do...while循环的语法: do{statement(s);}while(condition); ...
In Python programming language, there is no such loop i.e. Python does not have a do while loop that can validate the test condition after executing the loop statement. But, we can implement a similar approach like a do while loop using while loop by checking using True instead of a ...
Once condition returns false control jumps to the next statement in the program after do-while. do-while loop example in C++ #include <iostream> using namespace std; int main(){ int num=1; do{ cout<<"Value of num: "<<num<<endl; num++; }while(num<=6); return 0; } Output: ...
or synchronization operation) in any part of itsstatementorexpression. This allows the compilers to optimize out all unobservable loops without proving that they terminate. The only exceptions are the loops whereexpressionis a constant expression;do {...} while(true);is always an endless loop. ...
2. Awk Do While Loop Example: Print the message at least once $ awk 'BEGIN{ count=1; do print "This gets printed at least once"; while(count!=1) }' This gets printed at least once In the above script, the print statement, executed at least once, if you use the while statement,...
Statement String Utility Function Web Services SOAP WSDL XMLdo...while loop is executed at least once : do while « Statement « PHPPHP Statement do while do...while loop is executed at least once <?php $i = 11; do { print "Number $i\n"; } while ($i < 10); ?> Same cod...