Do Loop While

Command Description

Execute the following statement block, and after each execution, check whether the condition holds. If it holds, execute it again; if it does not hold, stop executing.

Command Prototype

Do 

Loop While expression

Parameter Description

Parameter	Required	Type	Default	Description
expression	True	expression	1 > 0	The expression used for judgment

Demo

TracePrint("------------------------------------------------ Continue the loop when the postcondition is true------ ------------------------------------") 
//------------------------------------------------------------------------------- 
//[Remarks] When using  While , execute the  Block  statement block, and exit the loop when  expression  is true. 
TracePrint("Let a=1, let a increment by 1, at this time a = 2, meet the loop condition a=2, exit the loop") 
a = 1 
Do  
    a = a + 1 
    TracePrint a 
Loop While a = 2