join() concatenates all the elements of an array into a string. This method accepts one parameter which is any symbol to be inserted between the values of the elements in the array.
Syntax:
arr.join()
arr.join("|")
Usage example:
arr.join()
FUNCTION join_array_0_param() DEFINE arr ARRAY[4] OF INTEGER DEFINE joined_value STRING LET arr[1] = 10 LET arr[2] = 20 LET arr[3] = 30 LET arr[4] = 40 LET joined_value = arr.join() DISPLAY joined_value END FUNCTION
arr.join("|")
FUNCTION join_array_1_param()
DEFINE arr ARRAY[4] OF INTEGER
DEFINE joined_value STRING
LET arr[1] = 10
LET arr[2] = 20
LET arr[3] = 30
LET arr[4] = 40
LET joined_value = arr.join("|")
DISPLAY joined_value
END FUNCTION