# Oct 19 JavaScript Function Demo

###### tags: `新尖兵`

第一個函式測試
https://jsbin.com/segaded/edit?js,console
https://codepen.io/imrchen/pen/gOxMmmV

反轉字串及最長單字
https://jsbin.com/rukenin/edit?js,console
https://codepen.io/imrchen/pen/GRvqWWb

質數測試
https://jsbin.com/dupucer/edit?js,console
https://codepen.io/imrchen/pen/WNExjRX

反轉陣列及 Map Demo
https://jsbin.com/vopayez/2/edit?js,console
https://codepen.io/imrchen/pen/ExvyWPb