这里应该有助于你开始使用 CP_GetAllFirstLetter - JSFiddle [ ^ ]

Here something that should help you get going CP_GetAllFirstLetter - JSFiddle[^]

var str = " Unicode optical Charter recognition"; 
var flRegex = str.match(/\b(\w)/g);

输出：UoCr



参考： javascript - 返回字符串中每个单词的第一个字符 - Stack Overflow [ ^ ]

Output: UoCr

Reference: javascript - Return First Character of each word in a string - Stack Overflow[^]