Value of variable is not changing on first iteration when input in loop, batch file [duplicate]

Question

by input the value of variable is not changing, but on next iteration , its show the previous input value.

set /a firstNum=0
set /a secondNum=0
:while
if %firstNum% NEQ -99 (
    set /p firstNum="Enter first number"
    echo first number is %firstNum%
)
if %secondNum% NEQ -99 (
    :2input
    set /p secondNum="Enter second Numer"
    echo second number is %secondNum%
    if %secondNum% == 0  ( goto :2input )
)
goto :while

MichaelS · Accepted Answer · 2015-07-02 07:13:24Z

1

No idea what you want to achieve with this peace of nonsense but if you want your values to chenge you have to add SETLOCAL ENABLEDELAYEDEXPANSION at the beginning of your code and call your variables as !variable! instead of %variable%.

answered Jul 2, 2015 at 7:13

MichaelS

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1 Comment

507351 Over a year ago

sorry bro next time i will try to ask you first "may i share my code here or not?" but thanks , it works

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