修复抄表示显示小数点为一长串的bug

application/em/view/useage/update.html

@@ -307,7 +307,7 @@
                 }
             });
             $('#current_numb').change(function(){
-                var $level = 100000;
+                var $level = 1;
                 var $rate = $('#rate').val();
                 var $baseNum = $level*$rate;
                 var $rNum = $(this).val()*$baseNum - $('#last_numb').val()*$baseNum;
@@ -317,7 +317,8 @@
                     layMsg('本次抄表必须大于上次抄表读数',5);
                     $('#current_numb').focus();
                 } else{
-                    var $num = $rNum/$level;
+
+                    var $num = round2($rNum);
                     $('#repo_numb').val( $num )
 
                     if($amount != '' || $amount != 0){
@@ -336,6 +337,10 @@
                 var $price = $('#amount').val() / $('#repo_numb').val();
                 $('#price').val($price.toFixed(4))
             })
+
+            function round2(num){
+                return Math.round((num + Number.EPSILON) * 100) / 100;
+            }
         });
 </script>
 {/block}
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