Some more examples for break_text

doc/function/break_text.txt

@@ -29,6 +29,8 @@ In fact, @filter_text@ could be implemented as
 > break_text(match: "a",     "banana")  ==  ["a","a","a"]
 > break_text(match: "na|.",  "banana")  ==  ["b","a","na","na"]
 > break_text(match: "ap",    "banana")  ==  []
+> break_text(match: "/",     "a/b/c")   ==  ["/","/"]
+> break_text(match: "[^/]+", "a/b/c")   ==  ["a","b","c"]
 >
 > f := break_rule(match: "xx+")
 > f("xyzxxxxyyzz") == ["xxxx"]