SubString (NoOfChars)
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Name
Substring
Syntax
Substring (String str, Integer startAt, Integer noOfChars)
Purpose
To get part of the string starting at startAt, and of length, noOfChars
Description
Returns a string of characters from a string beginning at startAt and of maximum length equal to noOfChars. If startAt is greater than or equal to string length, empty string is returned.
Return Type
String
Parameters
str [System.String] – String whose part will be returned
startAt [System.Int64] – Start position of the string to return
noOfChars [System.Int64] – Maximum number of characters to return
Example
In this example, we are passing the required parameters to the function transformation object using a Variables object.
Where,
str: ABCDEFGHI
startAt = 2
noOfChars = 4
Right-click on the function transformation object and select Preview Output. You can see that Astera Data Stack has returned a part of the string, starting at position startAt, and of length, noOfChars.
