sql:left( $str as xs:anyAtomicType?, $n as xs:double? ) as xs:string?
Returns a string that is the leftmost characters of the target string. The number of characters to return is specified by the second argument.
Parameters | |
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str | The base string. If the value is not a string, its string value will be used. |
n | The number of leftmost characters of the string to return. |
sql:left("abcde",2) => "ab"