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Command Description

Regarding the use of "While", the program will continue to execute the block when the conditional expression is true, whereas the program will exit the loop when the conditional expression is false

Command Prototype

Do While expression


Parameter Description

expressionTrueexpression1 > 0The expression used for judgment


TracePrint("--------------------------------------Conditional loop--------- ----------------------------------") 
//[Remarks] When using While , when the value of expression is true, continue to execute the Block statement block, and exit the loop when expression is false.
TracePrint("Let a=1, start the conditional loop when a=1, make a increment by 1 in the loop, at this time a = 2, do not meet the loop condition, exit the loop")
a = 1
Do While a = 1
a = a + 1
TracePrint a