N
AME
functionp
- is the argument an function?
S
YNTAX
int functionp(mixed
arg
);
D
ESCRIPTION
Returns 1 if arg is a function, zero otherwise.
K
EYWORDS
function
S
EE
A
LSO
intp
,
programp
,
arrayp
,
stringp
,
objectp
,
mappingp
,
multisetp
and
floatp