![Proful on X: "#javascript string cheatsheet 3 way of string declaration indexOf, lastIndexOf,charAt replace,toUpperCase,toLowerCase,concat slice, split, length #100DaysOfCode #freeCodeCamp #CodeNewbies https://t.co/Jt0z5tQRFv" / X Proful on X: "#javascript string cheatsheet 3 way of string declaration indexOf, lastIndexOf,charAt replace,toUpperCase,toLowerCase,concat slice, split, length #100DaysOfCode #freeCodeCamp #CodeNewbies https://t.co/Jt0z5tQRFv" / X](https://pbs.twimg.com/media/Ed5-XJPVoAAoFft.png:large)
Proful on X: "#javascript string cheatsheet 3 way of string declaration indexOf, lastIndexOf,charAt replace,toUpperCase,toLowerCase,concat slice, split, length #100DaysOfCode #freeCodeCamp #CodeNewbies https://t.co/Jt0z5tQRFv" / X
![javascript - How can I convert each alternate character of a string lowercase to uppercase and string uppercase to lowercase in Jquery? - Stack Overflow javascript - How can I convert each alternate character of a string lowercase to uppercase and string uppercase to lowercase in Jquery? - Stack Overflow](https://i.stack.imgur.com/pbo0R.png)
javascript - How can I convert each alternate character of a string lowercase to uppercase and string uppercase to lowercase in Jquery? - Stack Overflow
![Training JS #19: Methods of String object--toUpperCase() toLowerCase() and replace() · Issue #7 · slavo3dev/jspractice · GitHub Training JS #19: Methods of String object--toUpperCase() toLowerCase() and replace() · Issue #7 · slavo3dev/jspractice · GitHub](https://user-images.githubusercontent.com/18499909/45136327-7bb9e000-b171-11e8-84bd-6cfe7c10b18b.png)