Xquery to concatenate

Question

for the below data - ``` let $x := "Yahooooo !!!! Select one number - " let $y := 1 2 3 4 5 6 7 ``` I want to get the output as - ``` `Yahooooo !!!! Select one number - [1 or 2 or 3 or 4 or 5 or 6 or 7]` ```

Accepted Answer

In XQuery 3.0, you can use `||` as a string concatenation operator:

```
return $x || "[" || fn:string-join($y/a, " or ") || "]"
```

In XQuery 1.0, you need to use `fn:concat()`:

```
return fn:concat($x, fn:concat("[", fn:concat(fn:string-join($y/a, " or "), "]")))
```

Xquery to concatenate

Solution

Problem