* feat(tools): add seed/solution restore script * chore(curriculum): remove empty sections' markers * chore(curriculum): add seed + solution to Chinese * chore: remove old formatter * fix: update getChallenges parse translated challenges separately, without reference to the source * chore(curriculum): add dashedName to English * chore(curriculum): add dashedName to Chinese * refactor: remove unused challenge property 'name' * fix: relax dashedName requirement * fix: stray tag Remove stray `pre` tag from challenge file. Signed-off-by: nhcarrigan <nhcarrigan@gmail.com> Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
2.3 KiB
2.3 KiB
id, title, challengeType, forumTopicId, dashedName
| id | title | challengeType | forumTopicId | dashedName |
|---|---|---|---|---|
| 587d7db4367417b2b2512b90 | 同时用多种模式匹配文字字符串 | 1 | 301345 | match-a-literal-string-with-different-possibilities |
--description--
使用正则表达式/coding/,你可以在其他字符串中查找"coding"。
这对于搜寻单个字符串非常有用,但仅限于一种匹配模式。你可以使用|操作符来匹配多个规则。
此操作符匹配操作符前面或后面的字符。例如,如果你想匹配"yes"或"no",你需要的正则表达式是/yes|no/。
你还可以匹配多个规则,这可以通过添加更多的匹配模式来实现。这些匹配模式将包含更多的|操作符来分隔它们,比如/yes|no|maybe/。
--instructions--
完成正则表达式petRegex以匹配"dog"、"cat"、"bird"或者"fish"。
--hints--
对于字符串'John has a pet dog.',你的正则表达式petRegex的test方法应该返回true。
assert(petRegex.test('John has a pet dog.'));
对于字符串'Emma has a pet rock.',你的正则表达式petRegex的test方法应该返回false。
assert(!petRegex.test('Emma has a pet rock.'));
对于字符串'Emma has a pet bird.',你的正则表达式petRegex的test方法应该返回true。
assert(petRegex.test('Emma has a pet bird.'));
对于字符串'Liz has a pet cat.',你的正则表达式petRegex的test方法应该返回true。
assert(petRegex.test('Liz has a pet cat.'));
对于字符串'Kara has a pet dolphin.',你的正则表达式petRegex的test方法应该返回false。
assert(!petRegex.test('Kara has a pet dolphin.'));
对于字符串'Alice has a pet fish.',你的正则表达式petRegex的test方法应该返回true。
assert(petRegex.test('Alice has a pet fish.'));
对于字符串'Jimmy has a pet computer.',你的正则表达式petRegex的test方法应该返回false。
assert(!petRegex.test('Jimmy has a pet computer.'));
--seed--
--seed-contents--
let petString = "James has a pet cat.";
let petRegex = /change/; // Change this line
let result = petRegex.test(petString);
--solutions--
let petString = "James has a pet cat.";
let petRegex = /dog|cat|bird|fish/; // Change this line
let result = petRegex.test(petString);