Document the 'else with' construct introduced with Go 1.23

content/en/contribute/development.md

@@ -48,7 +48,7 @@ For a complete guide to contributing to Hugo, see the [Contribution Guide].
 To build the extended edition of Hugo from source you must:
 
 1. Install [Git]
-1. Install [Go] version 1.20 or later
+1. Install [Go] version 1.23.0 or later
 1. Install a C compiler, either [GCC] or [Clang]
 1. Update your `PATH` environment variable as described in the [Go documentation]
 

content/en/functions/go-template/if.md

@@ -34,7 +34,7 @@ Use with the [`else`] statement:
 {{ end }}
 ```
 
-Use `else if` to check multiple conditions.
+Use `else if` to check multiple conditions:
 
 ```go-html-template
 {{ $var := 12 }}

content/en/functions/go-template/with.md

@@ -36,6 +36,20 @@ Use with the [`else`] statement:
 {{ end }}
 ```
 
+Use `else with` to check multiple conditions:
+
+```go-html-template
+{{ $v1 := 0 }}
+{{ $v2 := 42 }}
+{{ with $v1 }}
+  {{ . }}
+{{ else with $v2 }}
+  {{ . }} → 42
+{{ else }}
+  {{ print "v1 and v2 are falsy" }}
+{{ end }}
+```
+
 Initialize a variable, scoped to the current block:
 
 ```go-html-template

content/en/templates/introduction.md

@@ -509,6 +509,20 @@ See documentation for [`with`], [`else`], and [`end`].
 {{ end }}
 ```
 
+To test multiple conditions:
+
+```go-html-template
+{{ $v1 := 0 }}
+{{ $v2 := 42 }}
+{{ with $v1 }}
+  {{ . }}
+{{ else with $v2 }}
+  {{ . }} → 42
+{{ else }}
+  {{ print "v1 and v2 are falsy" }}
+{{ end }}
+```
+
 ### Access site parameters
 
 See documentation for the [`Params`](/methods/site/params/) method on a `Site` object.