From 4155a556f630022392818b70f374809b31d49236 Mon Sep 17 00:00:00 2001
From: Akshay Nair <phenax5@gmail.com>
Date: Sun, 21 Jan 2024 20:43:36 +0530
Subject: docs: readme

---
 docs/api/functions.md | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'docs/api/functions.md')

diff --git a/docs/api/functions.md b/docs/api/functions.md
index e7bce4f..c5c4cde 100644
--- a/docs/api/functions.md
+++ b/docs/api/functions.md
@@ -13,7 +13,7 @@ type pair = string: any
 
 ## Core
 
-### get-var
+### get-var / var
 Get css custom property from an element. Basically var but evaluated lazily.
 
 NOTE: Avoid using `var` inside cssx expressions.
@@ -30,6 +30,22 @@ Example -
 }
 ```
 
+### calc
+Do some math using the calc syntax. Not 100% compatible but it'll do.
+
+Supported units: rem, em, px, %, ms, s
+
+```typescript
+function calc(calc-expr): string
+```
+
+Example -
+```css
+#my-element {
+  --cssx-text: calc(1 + 5 * get-var(--some-variable));
+}
+```
+
 
 #### update
 Update a css custom property on an element
-- 
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