| SAXONICA | 
fn:tokenize(string? $input, string $pattern) → string*
Function signature
| $input | xs:string ? | 
| $pattern | xs:string | 
| Result | xs:string * | 
Returns a sequence of strings formed by breaking the input string at any substring that matches the given regular expression
fn:tokenize(string? $input, string $pattern, string $flags) → string*
Function signature
| $input | xs:string ? | 
| $pattern | xs:string | 
| $flags | xs:string | 
| Result | xs:string *? | 
Returns a sequence of strings formed by breaking the input string at any substring that matches the given regular expression, using flags to control the way regular expression matching is performed