do while .t.clear input '请输入一个数' to x if vartype(x) ="n" wait "不是数值型数据" 问开头啥意思

DO WHILE.T. Do While .T. vf do while .t． do while .t.clear input '请输入一个数' to x if vartype(x) =n wait 不是数值型数据 问开头啥意思 怎么解这题 clear i=1 j=0 do while i 外贸 And do you stock it in clear?,急 cin.clear(istream::failbit)和cin.clear()的区别while(in>>ival,in.eof()){if(in.bad ())throw runtime_error(stream corrupted);if(in.fail ()){cerr 英语翻译It's okay to splurge every once in a while with a cheat meal,but steer clear of the onion ring if you plan to do so.splurge和cheat meal这里面应该怎么理解 do count++,sum += in % 10,in /= 10; while(in); 中while(in)是什么意思 VFP：set talk off clear s=0 for m=3 to 7 n=2 do while n 1．写出下面程序的作用 Set talk off Clear I=2 Do While I if s=1+2+3+4+5 clear s=0 a=1 do while a 编程计算题,求详解 SET TALK OFF CLEAR STORE 1 TO S,I,J DO WHILE I if s=1+2+3+4+5 clear s=0 a=1 do while a 这个vfp的题可以帮我详细的讲解下吗,CLEAR A=3 DO WHILE A do while We haven't eaten in a while.in a VF语句中DO while 1/t >=le-6