It works by splitting the string into two pieces. On the first line it pulls out firstLetter and then on the second line it capitalises firstLetter by calling ... ... <看更多>

Javascript / ES6 - Uppercase first letter of each word (2 ways) -- via: https://stackoverflow.com/a/4878800 - gist:5b0d54926c997a6620945d780958ea74. ... <看更多>