size()
public
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/*
* call-seq:
* strio.size -> integer
*
* Returns the size of the buffer string.
*/
static VALUE
strio_size(self)
VALUE self;
{
VALUE string = StringIO(self)->string;
if (NIL_P(string)) {
rb_raise(rb_eIOError, "not opened");
}
return ULONG2NUM(RSTRING(string)->len);
}