UCE Test:
Regular Expressions
UCE regex functions use PCRE2 and return ordinary UCE strings, lists, and DValue values.
sample = Contact ops@example.test or tag #uce, #docs, and café.
Validation And Search
| regex_match("[A-Z][a-z]+", "Alice") |
true |
pass |
| regex_match("[A-Z][a-z]+", "Alice!") |
false |
pass |
| regex_search("example", text)["matched"] |
true |
pass |
| first_email["match"] |
ops@example.test |
pass |
| first_email["named"]["user"] |
ops |
pass |
| first_email["named"]["host"] |
example.test |
pass |
| regex_match("\\p{L}+", "café") |
true |
pass |
All Matches
| regex_search_all hashtags count |
2.000000 |
pass |
| first hashtag |
uce |
pass |
| second hashtag |
docs |
pass |
Replace And Split
| regex_replace("#([A-Za-z0-9_]+)", "<tag>$1</tag>", "#uce") |
<tag>uce</tag> |
pass |
| join(regex_split("\\s*,\\s*", ...), "|") |
uce|components|markdown |
pass |
| case-insensitive flag |
UCE |
pass |
Structured Result
{"captures": [{"end": 24.000000, "index": 0.000000, "matched": true, "start": 8.000000, "text": "ops@example.test"}, {"end": 11.000000, "index": 1.000000, "matched": true, "start": 8.000000, "text": "ops"}, {"end": 24.000000, "index": 2.000000, "matched": true, "start": 12.000000, "text": "example.test"}], "end": 24.000000, "flags": "default", "match": "ops@example.test", "matched": true, "named": {"host": "example.test", "user": "ops"}, "named_offsets": {"host": {"end": 24.000000, "index": 2.000000, "start": 12.000000}, "user": {"end": 11.000000, "index": 1.000000, "start": 8.000000}}, "pattern": "(?<user>[A-Za-z0-9._%+-]+)@(?<host>[A-Za-z0-9.-]+)", "start": 8.000000}
Read the regex API documentation