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authorA Thousand Ships <96648715+AThousandShips@users.noreply.github.com>2024-03-08 12:37:05 +0100
committerA Thousand Ships <96648715+AThousandShips@users.noreply.github.com>2024-03-09 13:09:29 +0100
commit06df4abcd3386007812b8c5a19f82607fae7c1ef (patch)
tree59976221996ae9ad90e1307fe1fb656f696434d4
parentaef11a14274f6f9e74ad91ead1d7c07ea1dd7f5f (diff)
downloadredot-engine-06df4abcd3386007812b8c5a19f82607fae7c1ef.tar.gz
[Doc] Clarify `bsearch(_custom)` behavior
* Added an example for the effect of `before` * Clarified the arguments to the custom callable can be either order
-rw-r--r--doc/classes/Array.xml6
1 files changed, 6 insertions, 0 deletions
diff --git a/doc/classes/Array.xml b/doc/classes/Array.xml
index 40016f0904..fd5ba57615 100644
--- a/doc/classes/Array.xml
+++ b/doc/classes/Array.xml
@@ -218,6 +218,11 @@
<param index="1" name="before" type="bool" default="true" />
<description>
Finds the index of an existing value (or the insertion index that maintains sorting order, if the value is not yet present in the array) using binary search. Optionally, a [param before] specifier can be passed. If [code]false[/code], the returned index comes after all existing entries of the value in the array.
+ [codeblock]
+ var array = ["a", "b", "c", "c", "d", "e"]
+ print(array.bsearch("c", true)) # Prints 2, at the first matching element.
+ print(array.bsearch("c", false)) # Prints 4, after the last matching element, pointing to "d".
+ [/codeblock]
[b]Note:[/b] Calling [method bsearch] on an unsorted array results in unexpected behavior.
</description>
</method>
@@ -228,6 +233,7 @@
<param index="2" name="before" type="bool" default="true" />
<description>
Finds the index of an existing value (or the insertion index that maintains sorting order, if the value is not yet present in the array) using binary search and a custom comparison method. Optionally, a [param before] specifier can be passed. If [code]false[/code], the returned index comes after all existing entries of the value in the array. The custom method receives two arguments (an element from the array and the value searched for) and must return [code]true[/code] if the first argument is less than the second, and return [code]false[/code] otherwise.
+ [b]Note:[/b] The custom method must accept the two arguments in any order, you cannot rely on that the first argument will always be from the array.
[b]Note:[/b] Calling [method bsearch_custom] on an unsorted array results in unexpected behavior.
</description>
</method>