The important point to note is that the statements in thedoblock are executed at least once, even if the condition in thewhilestatement is alwaysfalse. 1. Syntax The general syntax of a do-while loop is as foll
Do在编程中一般指代“做”或“执行”,1、半独立执行块,在某些编程语言中,如 C 或 Java,do通常与 while 关键词结合使用,构成 do-while 循环,它保证了循环体至少执行一次,即使循环条件初始值为假。在 do-while 循环中,循环体里的代码首先执行,然后才检查循环条件。如果条件为真,循环体再次执行,这个过程重复进行...
Java do while loop syntax is as follows: do { // statements } while (expression); The expression for the do-while loop must return a boolean value, otherwise, it will throw compile-time error. do while java flow diagram Java do-while loop example Here is a simple java do-while loop...
Java while loop is used to run a specific code until a certain condition is met. The syntax of the while loop is: while (testExpression) { // body of loop } Here, A while loop evaluates the textExpression inside the parenthesis (). If the textExpression evaluates to true, the code ...
The while statement continually executes a block of statements while a particular condition is true. Its syntax can be expressed as: while (expression) { statement(s) } The while statement evaluates expression, which must return a boolean value. If the expression evaluates to true, the while ...
Groovy原生是不支持do while的,参考 groovy - dev>do while Migration From Classic to JSR syntax Groovy Documentation>Control Structures>Looping Rosetta Code>Loops/Do-while Groovy 曲线救国,可以这么用 classLooper {privateClosure codestaticLooper loop( Closure code ) {newLooper(code:code) ...
Syntax do{ // code block to be executed } while(condition); Note:The semicolon;after thewhilecondition is required! Do/While Example The example below uses ado/whileloop. The loop will always be executed at least once, even if the condition is false, because the code block is executed ...
Its syntax is: do{// body of loop;}while(condition); Here, The body of the loop is executed at first. Then theconditionis evaluated. If theconditionevaluates totrue, the body of the loop inside thedostatement is executed again.
/bin/bashwhile [ $i -le "6" ] j=1 echo \doecho/test.sh: line 9: syntax error near unexpected tok 浏览0提问于2017-12-08得票数0 1回答 正在尝试创建我的bash脚本 我正在尝试创建一个简单的bash脚本。(刚刚开始编写bash脚本)脚本很简单。rsyslog服务存在问题,有时会死机。/bin/bashb="r...
do...while loop in C It is an exit-controlled loop. It prints the output at least once before checking the condition. Afterwards, the condition is checked and the execution of the loop begins. do...while loop Flowchart Syntax do{//code to be executed}while(test condition); ...