to_a()
public
Returns a new Array containing each
key-value pair in the database.
Example:
require 'sdbm'
SDBM.open 'my_database' do |db|
db.update('apple' => 'fruit', 'spinach' => 'vegetable')
db.to_a
end
static VALUE
fsdbm_to_a(VALUE obj)
{
datum key, val;
struct dbmdata *dbmp;
DBM *dbm;
VALUE ary;
GetDBM2(obj, dbmp, dbm);
ary = rb_ary_new();
for (key = sdbm_firstkey(dbm); key.dptr; key = sdbm_nextkey(dbm)) {
val = sdbm_fetch(dbm, key);
rb_ary_push(ary, rb_assoc_new(rb_external_str_new(key.dptr, key.dsize),
rb_external_str_new(val.dptr, val.dsize)));
}
return ary;
}