报错原因
插值表达式和属性绑定只能设置属性–property,不能设置 attribute。
实例
- 报错
Template parse errors:
Can't bind to 'colspan' since it isn't a known native property
- 代码修改
<table border=1>
<!-- expression calculates colspan=2 -->
<tr><td [attr.colspan]="1 + 1">One-Two</td></tr>
<!-- ERROR: There is no `colspan` property to set!
<tr><td colspan="{{1 + 1}}">Three-Four</td></tr>
-->
<tr><td>Five</td><td>Six</td></tr>
</table>