Kendo UI:Grid中单元格日期格式化

{
field: "updateTime",
title: "更新时间",
width: 200,
format: "{0: yyyy-MM-dd HH:mm:ss}"
}

{
field: "updateTime",
title: "更新时间",
width: 200,
template : kendo.template($("#updatetime_template").html())
}

<script type="text/x-kendo-template" id="updatetime_template">
#= kendo.toString(updateTime, "yyyy-MM-dd HH:mm:ss") #
</script>

dataSource: {
pageSize: 20,
transport: {
read: {
contentType: "application/json",
dataType: "json",
type: "Post",
url: "URL"
}
},
schema: {
data: "rows",
total: "total",
model: {
id: "ID",
fields: {
updateTime: { type: "date" }
}
}
}
}