concat( )
string
concat(string s1, string s2
)string
concat(string s1, string s2, string s3
)string
concat(string s1, string s2, string s3, string s4, ...
)
This function concatenates its arguments in order from left
to right and returns the combined string. It may take two or more
arguments. Nonstrings may be passed to this function as well, in
which case they're converted to strings automatically as if by the
string( )
function.