These are the built-in string functions available to use within the pmpolicy file.
| Name | Description | 
|---|---|
| match | Match a string to a pattern. | 
| 
 Return a new string at a specified character length.  | |
| strindex | Return the position of a substring in a string. | 
| strlen | Return the length of a string. | 
| strsub | Return a substring of a string. | 
| 
 Return a new string with specified replacements.  | |
| subst | Substitute part of a string. | 
| 
 Return a substring of a string .  |