ascii范圍？

2的ASCII碼為十六進(jìn)制數(shù)32，十進(jìn)制數(shù)50。部分?jǐn)?shù)字的ASCII碼如下：數(shù)字0的ASCII碼為十六進(jìn)制數(shù)30，十進(jìn)制數(shù)48數(shù)字1的ASCII碼為十六進(jìn)制數(shù)31，十進(jìn)制數(shù)49數(shù)字2的ASCII碼為十六進(jìn)制數(shù)32，十進(jìn)制數(shù)50數(shù)字3的ASCII碼為十六進(jìn)制數(shù)33，十進(jìn)制數(shù)51數(shù)字4的ASCII碼為十六進(jìn)制數(shù)34，十進(jìn)制數(shù)52數(shù)字5的ASCII碼為十六進(jìn)制數(shù)35，十進(jìn)制數(shù)53數(shù)字6的ASCII碼為十六進(jìn)制數(shù)36，十進(jìn)制數(shù)54數(shù)字7的ASCII碼為十六進(jìn)制數(shù)37，十進(jìn)制數(shù)55數(shù)字8的ASCII碼為十六進(jìn)制數(shù)38，十進(jìn)制數(shù)56數(shù)字9的ASCII碼為十六進(jìn)制數(shù)39，十進(jìn)制數(shù)57ASCII