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DeleteVar method

Project: Environment Variables Unit

Unit: PJEnvVars

Class: TPJEnvVars

Applies to: ~>3.0

procedure DeleteVar(const Name: string);

⚠️ TPJEnvVars has been deprecated. Use the TPJEnvironmentVars.Delete static method in preference.


Deletes the environment variable with the given name.


A EPJEnvVars exception is raised if it is not possible to delete the variable.

Note: This method does not update the system’s environment variables, only the copy of the environment maintained by this program. Changes are lost when the program terminates.