tst051.mal

一个内存数据库的源代码这是服务器端还有客户端

# testing string stuff
s:= "hello world";

t:= str.string(s,0,2);	io.print(t);
t:= str.string(s,-4,2);	io.print(t);
t:= str.string(s,0,15);	io.print(t);
t:= str.string(nil:str,0,15);	io.print(t);

t:= str.string(s,5);	io.print(t);
t:= str.prefix(s,4);	io.print(t);
t:= str.suffix(s,4);	io.print(t);

i:= str.locate(s,"hello"); io.print(i);
i:= str.locate(s,"xyz"); io.print(i);
i:= str.locate(s,nil:str); io.print(i);
i:= str.locate(nil:str,"hello"); io.print(i);
i:= str.locate(nil:str,"xyz"); io.print(i);
i:= str.locate(nil:str,nil:str); io.print(i);

t:= str.repeat("abc",3);	io.print(t);
t:= str.repeat(nil:str,3);	io.print(t);

t:= str.insert("hello world",5,1,"brave new "); io.print(t);
t:= str.insert("",5,1,"brave new "); io.print(t);
t:= str.insert(nil:str,5,1,"brave new "); io.print(t);
t:= str.insert("",5,1,"brave new "); io.print(t);
t:= str.insert("",0,1,"brave new "); io.print(t);
t:= str.insert("hello world",5,1,""); io.print(t);
t:= str.insert("hello world",5,1,nil:str); io.print(t);

t:= str.replace("hello world","world","brave new world"); io.print(t);