add $.fn.scrollTop()

jasondscott · Oct 3, 2012 · e8399bb · e8399bb
1 parent e92afc9
commit e8399bb
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diff --git a/src/zepto.js b/src/zepto.js
@@ -580,6 +580,10 @@ var Zepto = (function() {
         ;(when === undefined ? !$(this).hasClass(newName) : when) ?
           $(this).addClass(newName) : $(this).removeClass(newName)
       })
+    },
+    scrollTop: function(){
+      if (!this.length) return
+      return ('scrollTop' in this[0]) ? this[0].scrollTop : this[0].scrollY
     }
   }
 

diff --git a/test/zepto.html b/test/zepto.html
@@ -2063,6 +2063,11 @@ <h1>Zepto DOM unit tests</h1>
         t.assertEqual($els.slice().length, 3)
         t.assertEqual(typeof $els.slice().ready, 'function')
         t.assertEqual($els.slice(-1)[0].className, 'slice3')
+      },
+
+      testScrollTop: function(t) {
+        t.assert($(window).scrollTop() >= 0)
+        t.assert($(document.body).scrollTop() >= 0)
       }
     })