* fix: Chinese test suite Add localeTiltes, descriptions, and adjust test text and testStrings to get the automated test suite working. * fix: ran script, updated testStrings and solutions
2.2 KiB
2.2 KiB
id, title, challengeType, videoUrl, localeTitle
id | title | challengeType | videoUrl | localeTitle |
---|---|---|---|---|
587d7db8367417b2b2512ba3 | Match Whitespace | 1 | 匹配空白 |
Description
\s
搜索空格,这是一个小写的s
。此模式不仅匹配空格,还匹配回车符,制表符,换页符和换行符。你可以认为它类似于字符类[ \r\t\f\n\v]
。 让whiteSpace =“空白。到处都是空白!”
让spaceRegex = / \ s / g;
whiteSpace.match(spaceRegex);
//返回[“”,“”]
Instructions
countWhiteSpace
以查找字符串中的多个空格字符。 Tests
tests:
- text: 你的正则表达式应该使用全局标志。
testString: assert(countWhiteSpace.global);
- text: 你的正则表达式应该使用速记字符
testString: assert(/\\s/.test(countWhiteSpace.source));
- text: 你的正则表达式应该在<code>"Men are from Mars and women are from Venus."</code>找到八个空格<code>"Men are from Mars and women are from Venus."</code>
testString: assert("Men are from Mars and women are from Venus.".match(countWhiteSpace).length == 8);
- text: '你的正则表达式应该在<code>"Space: the final frontier."</code>找到三个空格<code>"Space: the final frontier."</code>'
testString: 'assert("Space: the final frontier.".match(countWhiteSpace).length == 3);'
- text: 您的正则表达式应该在<code>"MindYourPersonalSpace"</code>中找不到空格
testString: assert("MindYourPersonalSpace".match(countWhiteSpace) == null);
Challenge Seed
let sample = "Whitespace is important in separating words";
let countWhiteSpace = /change/; // Change this line
let result = sample.match(countWhiteSpace);
Solution
// solution required