conststr="Hello, World!";constsearchValue="world";if(str.toLowerCase().includes(searchValue.toLowerCase())){console.log(`${searchValue}is found (case-insensitive).`);} 2. 从指定位置开始查找:虽然includes()本身不支持从指定索引开始查找,但可以通过截取子字符串实现类似效果。 conststr="Hello, ...
test(str); // i is case insensitive // If you use unicode characters then this might be a better expression // thank you @Touffy let isMatch = new RegExp('(?:^|\\s)'+search, 'i').test(str); // i is case insensitive 在上面的代码中 \b 用于表示单词边界,因此 glass 是一个...
在这个例子中,str.toLowerCase()将待检查的字符串转换为小写,searchValue.toLowerCase()将子字符串也转换为小写,然后使用includes方法进行包含检查。由于两者都已转换为小写,因此可以忽略大小写的影响。 方法二:使用正则表达式 另一种方法是使用正则表达式,并设置忽略大小写的标志。在JavaScript中,正则表达式对象可以通过...
代码语言:javascript 复制 a b c f h xincludes:a b c:truea c:trueg:falsea c g:falseABC:(case-insensitive)true 二次 另见 set_difference computes the difference between two sets (function template) search searches for a range of elements (function template) ...
pascal-case path-exists path-is-absolute path-key path-parse path-to-regexp path-type performance-now picocolors picomatch pirates pkg-dir pkg-up portfinder postcss-attribute-case-insensitive postcss-browser-comments postcss-calc postcss-clamp postcss-color-functional-notation postcss-...
JavaScript中 includes() 方法是字符串对象的一个内置方法,旨在提供一种简洁而直观的方式,用于检测一个字符串中是否包含指定的子字符串。以下是对其功能、...
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text/javascript"> let arr=[1,3,5,7,9]; // 从左往右查找, 找到返回索引, 找不 ...
Offers are items that have been discounted from a previous RRP, usually they are end of line items that are not selling well, They are identified by the keyword "DISCOUNT" (case insensitive) in the product description, Again it is up the the admin user to add this detail to the descripti...
Valid SBOM types areSPDX,CycloneDX, andSWID. Scanning of product names within an SBOM file is case insensitive. You can also store the nvd-api-key in an environment variable rather than passing it through on the command line:nvd_api_key instructions. ...