mid
The string function used to extracts a string from the middle of a string, given a starting index (1-based) and a length.
Parameter | Type | Description |
|---|---|---|
| string | the string from which to extract |
| integer | the position of the first character to extract |
| integer | the length of thing to extract |
Returns: string
Example
Query:
PREFIX : <https://ddw-doccorp.linked.data.world/d/sparql-function-sample-queries/>
PREFIX fn: <http://data.world/function/functions#>
SELECT (fn:mid("asdf", 2, 1) AS ?mid)
{
}Results:
mid |
|---|
d |