PREPEND

Adds the specified text to the beginning of the other text.

Syntax 

PREPEND(text, prefix)

Examples 

Example 1

Input

{
  "my_action": {
    "message": "red, green, and blue"
  }
}

Formula

PREPEND(my_action.message, "Primary colors: ")

Output

"Primary colors: red, green, and blue"