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Per Amundsen, 02/23/2023 01:35 PM
Added in 1.9.4
$hash(text, B)
Returns a hash number based on text where B is the number of bits to use when calculating the hash number.
Parameters
Added in 1.9.0
table(ktable).
|*Parameter*|*Description*|
$hget(name|N)
Returns name of a hash table if it exists, or returns the name of the Nth hash table.
See also /hsave, /hload, /hmake, /hfree, /hdel, $hfind.
Parameters
Parameter | Description |
name|N | Name of the hashtable or If N = 0, number of hashtables, otherwise the Nth hashtable name. |
Properties
Property | Description |
.size | Returns the size of the hashtable as specified in /hmake. |
Example
; Create a hashtable. /hmake Example ; Print number of hashtables. //echo -ag $hget(0) ; Print name and size of the first hashtable. //echo -ag $hget(1) - $hget(1).size
$hget(name|N, item|N, [&binvar])
Returns the data associated with an item in the specified hash table.
Parameters
Parameter | Description |
name|N | Name of the hashtable or the Nth hashtable name. |
item|N | Name of the item or if N = 0 number of items, otherwise the Nth item. |
[&binvar] | Assigns the contents of the item to a &binvar. (optional) |
Properties
Property | Description |
.data | Returns the item value. |
.item | Returns the item name. |
.unset | Returns number of seconds before the item is automatically removed (if set). |
.hash | TODO |
.state | TODO |
Example
; Create a hashtable /hmake Example ; Add a item to the hashtable /hadd Example ExampleItem ExampleValue ; Print number of items in the hastable. //echo -ag $hget(Example, 0) ; Print information about the first item in the hashtable. //echo -ag Name is $hget(Example, 1).item Value is $hget(Example, 1).data Unset at $hget(Example, 1).unset
table(ktable). |*Parameter*|*Description*| | text | Text to hash. | | B | Number of bits to use. (min 2, max 32) |
Updated by Per Amundsen almost 2 years ago · 8 revisions