Next: goto Statement, Previous: Case Ranges, Up: Statements [Contents][Index]
A null statement is just a semicolon. It does nothing.
A null statement is a placeholder for use where a statement is
grammatically required, but there is nothing to be done. For
instance, sometimes all the work of a for
-loop is done in the
for
-header itself, leaving no work for the body. Here is an
example that searches for the first newline in array
:
for (p = array; *p != '\n'; p++) ;