You are viewing the version of this documentation from Perl blead. This is the main development branch of Perl. (git commit 34f84ef118cf4d76aad5b6ead3a2a7ec3cc9f00d)
if may also refer to the module: if
else
elsif
for
foreach
if
unless
until
while

These flow-control keywords are documented in "Compound Statements" in perlsyn.