{:same; ... :}
==============
Output code if same.
```html
{:same; /literal/literal/ >> code :}
{:same; /{:;varname:}/42/ >> ... :}
```
Any delimiter can be used:
```html
{:same; ~a~b~ >> ... :}
{:same; #a#b# >> ... :}
{:same; |a|b| >> ... :}
{:same; XaXbX >> ... :}
...
```
---