1 Uncaught TypeError: Cannot read property ‘extend‘ of undefined 2 at sha224.js:12 3 at sha224.js:60 4 (anonymous) @ sha224.js:12 5 (anonymous) @ sha224.js:60 6 sha_crypto.html:53 Uncaught TypeError: CryptoJS.SHA224 is not a function 7 at sha_crypto.html:53
原文：https://www.cnblogs.com/blueSkyBlog/p/10797654.html
