reverse in JS

Description

Unfortunately, this function is not available in JavaScript, but it can be implemented using predefined functions.

Sample Source Pattern

Implementation Example

function REVERSE(string){
    return string.split("").reverse().join("");
}

Arguments

string: String expression to reverse.

Return Type

String.

Examples

Query

CREATE OR REPLACE FUNCTION REVERSE(str varchar)
  RETURNS string
  LANGUAGE JAVASCRIPT
AS
$$
   return STR.split("").reverse().join("");
$$;

SELECT REVERSE('rotator') PALINDROME;

Result

      PALINDROME|      
----------------+
         rotator|