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Set

Set [/C] | [/EV-] [/EE] <var> <text>

Sets internal variable. If variable doesn't exist, it will be created. If variable exist, but it constant, error will be show.

Parameters

var	Name of the variable.
text	Text of the variable. May contain another variables and environment variables.

Switches

/EV-	Disables the use of environment variables in the text.
/EE	Enables the use escapes (\n, \r, \t) in the text.
/C	Treat text as expression with numeric result. Aritmetic operations and parenthesis are supported, variables (environment too) are always expanding.

Related

SetEnv