strjoin()
Joins the elements of the given array into a single string. The elements of the string are separated with a specified separator.
Syntax
strjoin(DELIMIT_CHAR, ARRAY)
Required Parameter
DELIMIT_CHAR
- String to use as an element separator. If the separator contains an expression instead of a constant, a syntax error occurs.
ARRAY
- Array whose elements are to be joined. The function returns
null
if the array isnull
, and if the element of the array isnull
,null
is displayed in the merged string.
Usage
json "{}" | eval merged=strjoin(",", null)
=> null
json "{}" | eval merged=strjoin(",", array(1, 2, 3))
=> "1,2,3"