matlab GUI控件设计中,在调用pushbutton按钮callback,提示错误,求解答...答:回调函数中的字符串应该用两个单引号('')括起来,而不是用双引号(")。一共有8处需要替换,即:h_but1=uicontrol('style','pushbutton','position',[20,50,50,20],'string','INC',...'callback',['h=findobj(gcf,''tag'',''myedit'');','v=eval(get(h,''string''));',...