📄 getchar.html
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请选定要查看的函数
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<li><a href="getchar.html">getchar</a></li>
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<li><a href="kbhit.html">kbhit</a></li>
<li><a href="printf.html">printf</a></li>
<li><a href="putchar.html">putchar</a></li>
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<td>目前共有4个函数</td>
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<tr><td height=62 valign=bottom><b><font size=5>getchar,getch</font></b></td></tr>
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<pre>
原型:extern int getchar(void);
用法:#include <ctype.h>
功能:读键
说明:从键盘上读取一个键,并返回该键的键值
getch是到getchar的宏定义
举例:
// getchar.c
#include <stdio.h>
main()
{
int c;
clrscr();
printf("Press key...");
while((c=getchar())!='Q')
{
clrscr();
printf("key: %c\nvalue: %x",c,c);
}
}
相关函数:<font color=gray>getkey</font>,<a href="kbhit.html">kbhit</a>
</pre>
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