From 9294ca89163951e1d8e949c2af964197de1be2cb Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Sat, 14 Dec 2024 14:32:18 +0100
Subject: [PATCH] variable.md: show function use with examples

Closes #15743
---
 docs/cmdline-opts/variable.md | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/docs/cmdline-opts/variable.md b/docs/cmdline-opts/variable.md
index 9fe0572363..d9a008ea87 100644
--- a/docs/cmdline-opts/variable.md
+++ b/docs/cmdline-opts/variable.md
@@ -48,11 +48,27 @@ Available functions:
 ## trim
 removes all leading and trailing white space.
 
+Example:
+
+    curl --expand-url https.//example.com/{{url:trim}}
+
 ## json
 outputs the content using JSON string quoting rules.
 
+Example:
+
+    curl --expand-data {{data:json}} https://example.com
+
 ## url
 shows the content URL (percent) encoded.
 
+Example:
+
+    curl --expand-url https://example.com/{{path:url}}
+
 ## b64
 expands the variable base64 encoded
+
+Example:
+
+    curl --expand-url https://example.com/{{var:b64}}