Syntax
An AND list of commands has the form
command1 && command2
command2 is executed if, and only if, command1 succeeds.
A single & will always execute both commands
command1 & command2
An OR list of commands has the form
command1 || command2
command2 is executed if, and only if, command1 fails
Example
COPY Z:\Oracle\TNSnames.ORA C:\Oracle\ || ECHO The Copy Failed
"Cooperation which needs consideration is a commercial contract, and not friendship. Conditional cooperation is like adulterated cement which does not bind" - Mohandas K. Gandhi
Related:
IF command