COTSE-NT Command Reference

Performs conditional processing in batch programs. If the condition specified in an if command is true, Windows�NT carries out the command that follows the condition. If the condition is false, Windows�NT ignores the command.

if [not] errorlevel number command

if [not] string1==string2 command

if [not] exist filename command

Parameters

not

Specifies that Windows�NT should carry out the command only if the condition is false.

errorlevel number

Specifies a true condition only if the previous program run by CMD.EXE returned an exit code equal to or greater than number.

command

Specifies the command that Windows�NT should carry out if the preceding condition is met.

string1==string2

Specifies a true condition only if string1 and string2 are the same. These values can be literal strings or batch variables (%1, for example). Literal strings do not need quotation marks.

exist filename

Specifies a true condition if filename exists.

More Information About If

If--Notes

If--Examples


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