https://blog.csdn.net/u012230199zh-cnhttps://blog.csdn.net/https://blog.csdn.net/u012230199/article/details/20238813https://blog.csdn.net/u012230199/article/details/20238813u012230199Sat, 01 Mar 2014 21:59:02 +0800https://blog.csdn.net/u012230199/article/details/19933037https://blog.csdn.net/u012230199/article/details/19933037u012230199Tue, 25 Feb 2014 21:14:39 +0800https://blog.csdn.net/u012230199/article/details/19773035https://blog.csdn.net/u012230199/article/details/19773035u012230199Sun, 23 Feb 2014 22:18:32 +0800https://blog.csdn.net/u012230199/article/details/19772471https://blog.csdn.net/u012230199/article/details/19772471u012230199Sun, 23 Feb 2014 22:09:39 +0800 函数原型均为int isxxxx(int) 2> 参数为int, 任何实参均被提升成整型 3> 只能正确处理处于[0, 127]之间的值   功能二：字符映射 1> 函数原型为int toxxxx(int) 2> 对参数进行检测, 若符合范围则转换, 否则不变 备注说明：C语言下的]]>https://blog.csdn.net/u012230199/article/details/19771133https://blog.csdn.net/u012230199/article/details/19771133u012230199Sun, 23 Feb 2014 21:44:52 +0800https://blog.csdn.net/u012230199/article/details/19711619https://blog.csdn.net/u012230199/article/details/19711619u012230199Sat, 22 Feb 2014 23:14:30 +0800https://blog.csdn.net/u012230199/article/details/19089403https://blog.csdn.net/u012230199/article/details/19089403u012230199Tue, 11 Feb 2014 21:52:32 +0800https://blog.csdn.net/u012230199/article/details/19089385https://blog.csdn.net/u012230199/article/details/19089385u012230199Tue, 11 Feb 2014 21:51:39 +0800https://blog.csdn.net/u012230199/article/details/19089363https://blog.csdn.net/u012230199/article/details/19089363u012230199Tue, 11 Feb 2014 21:50:55 +0800https://blog.csdn.net/u012230199/article/details/19089331https://blog.csdn.net/u012230199/article/details/19089331u012230199Tue, 11 Feb 2014 21:49:43 +0800https://blog.csdn.net/u012230199/article/details/19089251https://blog.csdn.net/u012230199/article/details/19089251u012230199Tue, 11 Feb 2014 21:49:02 +0800https://blog.csdn.net/u012230199/article/details/19089235https://blog.csdn.net/u012230199/article/details/19089235u012230199Tue, 11 Feb 2014 21:46:40 +0800https://blog.csdn.net/u012230199/article/details/19089227https://blog.csdn.net/u012230199/article/details/19089227u012230199Tue, 11 Feb 2014 21:46:26 +0800https://blog.csdn.net/u012230199/article/details/19089221https://blog.csdn.net/u012230199/article/details/19089221u012230199Tue, 11 Feb 2014 21:46:06 +0800https://blog.csdn.net/u012230199/article/details/19089201https://blog.csdn.net/u012230199/article/details/19089201u012230199Tue, 11 Feb 2014 21:45:43 +0800https://blog.csdn.net/u012230199/article/details/19089185https://blog.csdn.net/u012230199/article/details/19089185u012230199Tue, 11 Feb 2014 21:45:25 +0800https://blog.csdn.net/u012230199/article/details/19089169https://blog.csdn.net/u012230199/article/details/19089169u012230199Tue, 11 Feb 2014 21:44:52 +0800https://blog.csdn.net/u012230199/article/details/19089135https://blog.csdn.net/u012230199/article/details/19089135u012230199Tue, 11 Feb 2014 21:44:05 +0800https://blog.csdn.net/u012230199/article/details/19089109https://blog.csdn.net/u012230199/article/details/19089109u012230199Tue, 11 Feb 2014 21:43:28 +0800https://blog.csdn.net/u012230199/article/details/19089095https://blog.csdn.net/u012230199/article/details/19089095u012230199Tue, 11 Feb 2014 21:42:57 +0800