diff --git a/packages/core/controls.mjs b/packages/core/controls.mjs
index 82330bb8..e58bc8ca 100644
--- a/packages/core/controls.mjs
+++ b/packages/core/controls.mjs
@@ -1766,11 +1766,14 @@ export const getControlName = (alias) => {
  * Sets properties in a batch.
  *
  * @name as
- * @param {Array} mapping the control names that are set
+ * @param {String | Array} mapping the control names that are set
  * @example
  * "c:.5 a:1 f:.25 e:.8".as("note:clip")
+ * @example
+ * "{0@2 0.25 0 0.5 .3 .5}%8".as("begin").s("sax_vib").clip(1)
  */
 export const as = register('as', (mapping, pat) => {
+  mapping = Array.isArray(mapping) ? mapping : [mapping];
   return pat.fmap((v) => {
     v = Array.isArray(v) ? v : [v];
     v = Object.fromEntries(mapping.map((prop, i) => [getControlName(prop), v[i]]));
diff --git a/test/__snapshots__/examples.test.mjs.snap b/test/__snapshots__/examples.test.mjs.snap
index ebd1c209..71a26c81 100644
--- a/test/__snapshots__/examples.test.mjs.snap
+++ b/test/__snapshots__/examples.test.mjs.snap
@@ -933,6 +933,39 @@ exports[`runs examples > example "as" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "as" example index 1 1`] = `
+[
+  "[ 0/1 → 1/4 | begin:0 s:sax_vib clip:1 ]",
+  "[ 1/4 → 3/8 | begin:0.25 s:sax_vib clip:1 ]",
+  "[ 3/8 → 1/2 | begin:0 s:sax_vib clip:1 ]",
+  "[ 1/2 → 5/8 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ 5/8 → 3/4 | begin:0.3 s:sax_vib clip:1 ]",
+  "[ 3/4 → 7/8 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ (7/8 → 1/1) ⇝ 9/8 | begin:0 s:sax_vib clip:1 ]",
+  "[ 7/8 ⇜ (1/1 → 9/8) | begin:0 s:sax_vib clip:1 ]",
+  "[ 9/8 → 5/4 | begin:0.25 s:sax_vib clip:1 ]",
+  "[ 5/4 → 11/8 | begin:0 s:sax_vib clip:1 ]",
+  "[ 11/8 → 3/2 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ 3/2 → 13/8 | begin:0.3 s:sax_vib clip:1 ]",
+  "[ 13/8 → 7/4 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ 7/4 → 2/1 | begin:0 s:sax_vib clip:1 ]",
+  "[ 2/1 → 17/8 | begin:0.25 s:sax_vib clip:1 ]",
+  "[ 17/8 → 9/4 | begin:0 s:sax_vib clip:1 ]",
+  "[ 9/4 → 19/8 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ 19/8 → 5/2 | begin:0.3 s:sax_vib clip:1 ]",
+  "[ 5/2 → 21/8 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ 21/8 → 23/8 | begin:0 s:sax_vib clip:1 ]",
+  "[ 23/8 → 3/1 | begin:0.25 s:sax_vib clip:1 ]",
+  "[ 3/1 → 25/8 | begin:0 s:sax_vib clip:1 ]",
+  "[ 25/8 → 13/4 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ 13/4 → 27/8 | begin:0.3 s:sax_vib clip:1 ]",
+  "[ 27/8 → 7/2 | begin:0.5 s:sax_vib clip:1 ]",
+  "[ 7/2 → 15/4 | begin:0 s:sax_vib clip:1 ]",
+  "[ 15/4 → 31/8 | begin:0.25 s:sax_vib clip:1 ]",
+  "[ 31/8 → 4/1 | begin:0 s:sax_vib clip:1 ]",
+]
+`;
+
 exports[`runs examples > example "attack" example index 0 1`] = `
 [
   "[ 0/1 → 1/4 | note:c3 attack:0 ]",