Syntax :
DsSequence public DsMap::pairs (void)
Parameter: this function takes no parameters.Returned value:returns a Ds / Sequence containing all pairs from the specified map instance.The programs below illustrate function Ds / Map::pair() :Program 1:
// PHP program to illustrate the pair() function
$map
=
new
DsMap ([1 = >
"Geeks"
, 2 = >
"for"
,
3 = >
"Geeks"
]);
print_r (
$map
-> pairs());
?>
Output:DsVector Object ([0] = > DsPair Object ([key] = > 1 [value] = > Geeks) [1] = > DsPair Object ([key] = > 2 [value] = > for) [2] = > DsPair Object ([key] = > 3 [value] = > Geeks))
Program 2:
// PHP program to illustrate the pair() function
$map
=
new
DsMap ([
"first"
= >
"Geeks"
,
"second "
= >
" for "
,
" third "
= >
"Geeks"
]);
print_r (
$map
-> pairs());
?>
Output:DsVector Object ([0] = > DsPair Object ([key] = > first [value] = > Geeks) [1] = > DsPair Object ([key] = > second [value] = > for) [2] = > DsPair Object ([key] = > third [value] = > Geeks))
Link : http://php.net/manual/en/ds-map.pairs.php