PHP Ds / Map pair () Function

PHP

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



Get Solution for free from DataCamp guru