字符串转换和拷贝

Data segment

str_a db ‘assembly language is not difficult’

str_b db 40 dup (?)

Data ends

请将字符串str_a中的字符转换成大写并拷贝到str_b中。

编写程序，编译连接，用DEBUG运行调试

-String conversion and copying Data segment str_a db ' assembly language is not difficult'　str_b db 40 dup (?) Data ends str_a Please characters in the string converted to uppercase and copied to the str_b in. Write a program, compile, link, run with debug DEBUG