.\"determine whether or not a given variable is a float .TH floatp 3 .SH NAME floatp() - determine whether or not a given variable is a float .SH SYNOPSIS int floatp(mixed arg); .SH DESCRIPTION Return 1 if `arg' is a float number and zero (0) otherwise. .SH SEE ALSO intp(3), functionp(3), mapp(3), objectp(3), pointerp(3), stringp(3)