Deleting a classpath variable

To delete an existing class path variable:
  1. From the menu bar, select Window > Preferences.
  2. Select the Java > Build Path > Classpath Variables page.
  3. Select the variable(s) you want to delete in the Defined class path variables list and click the Remove button. The variable(s) are removed from the classpath variables list on the preferences page.

Note: The reserved class path variables, JRE_LIB, JRE_SRC, and JRE_SRCROOT cannot be deleted. 

Related concepts

Classpath variables

Related tasks

Adding a variable class path entry
Attaching source to a class path variable
Creating Java elements
Defining a class path variable

Related reference

Classpath Variables preference page