合并哈希 (Raku)
Merge Hash (Raku)
常见问题解答,Int Raku,如何合并,合并两个哈希值?
说:
my %a = 1 => 2;
my %b = 3 => 4, 5 => 6
如何获得%c = 1 => 2, 3 => 4, 5 => 6
?
- 使用Slip prefix |
- 使用append哈希方法
- 使用infix , operator
假设:
my %a = 1 => 'a', 3 => 4;
my %b = 1 => 'b', 5 => 6;
say %(|%a, |%b); # {1 => b, 3 => 4, 5 => 6}
say %().append(%a).append(%b); # {1 => [a b], 3 => 4, 5 => 6}
my %c = %a, %b; say(%c); # {1 => b, 3 => 4, 5 => 6}
常见问题解答,Int Raku,如何合并,合并两个哈希值?
说:
my %a = 1 => 2;
my %b = 3 => 4, 5 => 6
如何获得%c = 1 => 2, 3 => 4, 5 => 6
?
- 使用Slip prefix |
- 使用append哈希方法
- 使用infix , operator
假设:
my %a = 1 => 'a', 3 => 4;
my %b = 1 => 'b', 5 => 6;
say %(|%a, |%b); # {1 => b, 3 => 4, 5 => 6}
say %().append(%a).append(%b); # {1 => [a b], 3 => 4, 5 => 6}
my %c = %a, %b; say(%c); # {1 => b, 3 => 4, 5 => 6}