substring
The string function used to extract a substring from a string, given a starting index (1-based) and an optional length.
Returns: string
Table 1.
Parameter | Type |
|---|---|
str | the string from which to extract |
start | the position of the first character to extract |
length | the length of substring to extract |
Example
Query
PREFIX : <https://ddw-doccorp.linked.data.world/d/sparql-function-sample-queries/>
PREFIX fn: <http://data.world/function/functions#>
SELECT (fn:substring("asdf", 2, 3) AS ?substring)
{
}Table 2. Results
substring |
|---|
sdf |