| 1 |
Testing Perl-Compatible Regular Expressions |
Testing Perl-Compatible Regular Expressions |
| 2 |
PCRE version 1.00 18-Nov-1997 |
PCRE version 1.01 19-Nov-1997 |
| 3 |
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|
| 4 |
/(a)b|/ |
/(a)b|/ |
| 5 |
Identifying subpattern count = 1 |
Identifying subpattern count = 1 |
| 566 |
12345+ |
12345+ |
| 567 |
No match |
No match |
| 568 |
|
|
| 569 |
|
/([a]*)*/ |
| 570 |
|
Failed: operand of unlimited repeat could match the empty string at offset 6 |
| 571 |
|
|
| 572 |
|
/([ab]*)*/ |
| 573 |
|
Failed: operand of unlimited repeat could match the empty string at offset 7 |
| 574 |
|
|
| 575 |
|
/([^a]*)*/ |
| 576 |
|
Failed: operand of unlimited repeat could match the empty string at offset 7 |
| 577 |
|
|
| 578 |
|
/([^ab]*)*/ |
| 579 |
|
Failed: operand of unlimited repeat could match the empty string at offset 8 |
| 580 |
|
|
| 581 |
|
/([a]*?)*/ |
| 582 |
|
Failed: operand of unlimited repeat could match the empty string at offset 7 |
| 583 |
|
|
| 584 |
|
/([ab]*?)*/ |
| 585 |
|
Failed: operand of unlimited repeat could match the empty string at offset 8 |
| 586 |
|
|
| 587 |
|
/([^a]*?)*/ |
| 588 |
|
Failed: operand of unlimited repeat could match the empty string at offset 8 |
| 589 |
|
|
| 590 |
|
/([^ab]*?)*/ |
| 591 |
|
Failed: operand of unlimited repeat could match the empty string at offset 9 |
| 592 |
|
|
| 593 |
|
/(?>a*)*/X |
| 594 |
|
Failed: nothing to repeat at offset 6 |
| 595 |
|
|
| 596 |
|
/((?>a*))*/X |
| 597 |
|
Failed: operand of unlimited repeat could match the empty string at offset 8 |
| 598 |
|
|
| 599 |
|
/((?>a*?))*/X |
| 600 |
|
Failed: operand of unlimited repeat could match the empty string at offset 9 |
| 601 |
|
|
| 602 |
/ End of test input / |
/ End of test input / |
| 603 |
Identifying subpattern count = 0 |
Identifying subpattern count = 0 |
| 604 |
No options |
No options |