https://mediawiki.zeropage.org/index.php?action=history&feed=atom&title=OurMajorLangIsCAndCPlusPlus%2Fprint%2F%EC%9D%B4%EC%83%81%EA%B7%9C 2026-05-15T06:05:29Z Revision history for this page on the wiki MediaWiki 1.39.8 https://mediawiki.zeropage.org/index.php?title=OurMajorLangIsCAndCPlusPlus/print/%EC%9D%B4%EC%83%81%EA%B7%9C&diff=37371&oldid=prev 2021-02-07T05:23:57Z

<p></p> <p><b>New page</b></p><div> #include &amp;lt;stdio.h&amp;gt;<br /> #include &amp;lt;stdlib.h&amp;gt;<br /> #include &amp;lt;string.h&amp;gt;<br /> #include &amp;lt;stdarg.h&amp;gt;<br /> #include &amp;lt;ctype.h&amp;gt;<br /> <br /> void ftoa(double f, char *str)<br /> {<br /> int dec, sign;<br /> char *buf = fcvt(f, 5, &amp;amp;dec, &amp;amp;sign);<br /> <br /> if(sign == 0)<br /> strncpy(str, buf, dec);<br /> else if(sign == 1)<br /> {<br /> strcpy(str, &quot;-&quot;);<br /> strncat(str, buf, dec);<br /> }<br /> str[dec + sign] = &#039;\0&#039;;<br /> strcat(str, &quot;.&quot;);<br /> strcat(str, &amp;amp;buf[dec]);<br /> }<br /> <br /> void print(const char *format, ...)<br /> {<br /> const char *c = format;<br /> char str[1024];<br /> <br /> va_list args;<br /> va_start(args, format);<br /> <br /> while(*c != &#039;\0&#039;)<br /> {<br /> if(*c == &#039;%&#039;)<br /> {<br /> c++;<br /> <br /> int align = 0;<br /> if(isdigit((int)*c))<br /> {<br /> align = *c - &#039;0&#039;;<br /> c++;<br /> }<br /> <br /> if(*c == &#039;d&#039;)<br /> {<br /> int d = va_arg(args, int);<br /> itoa(d, str, 10);<br /> }<br /> else if(*c == &#039;s&#039;)<br /> {<br /> char *s = va_arg(args, char *);<br /> strcpy(str, s);<br /> }<br /> else if(*c == &#039;f&#039;)<br /> {<br /> double f = va_arg(args, double);<br /> ftoa(f, str);<br /> }<br /> <br /> int space = align - strlen(str);<br /> for(int i = 0 ; i &amp;lt; space ; i++)<br /> fputc((int)&#039; &#039;, stdout);<br /> <br /> fputs(str, stdout);<br /> }<br /> else if(*c == &#039;@&#039;)<br /> {<br /> c++;<br /> <br /> fputs(&quot;{ &quot;, stdout);<br /> if(*c == &#039;d&#039;)<br /> {<br /> int *darr = va_arg(args, int *);<br /> int len = va_arg(args, int);<br /> <br /> for(int i = 0 ; i &amp;lt; len ; i++)<br /> {<br /> itoa(darr[i], str, 10);<br /> fputs(str, stdout);<br /> if(i &amp;lt; len - 1)<br /> fputs(&quot;, &quot;, stdout);<br /> }<br /> }<br /> else if(*c == &#039;s&#039;)<br /> {<br /> char **sarr = va_arg(args, char **);<br /> int len = va_arg(args, int);<br /> <br /> for(int i = 0 ; i &amp;lt; len ; i++)<br /> {<br /> fputs(sarr[i], stdout);<br /> if(i &amp;lt; len - 1)<br /> fputs(&quot;, &quot;, stdout);<br /> }<br /> }<br /> else if(*c == &#039;f&#039;)<br /> {<br /> double *farr = va_arg(args, double *);<br /> int len = va_arg(args, int);<br /> <br /> for(int i = 0 ; i &amp;lt; len ; i++)<br /> {<br /> ftoa(farr[i], str);<br /> fputs(str, stdout);<br /> if(i &amp;lt; len - 1)<br /> fputs(&quot;, &quot;, stdout);<br /> }<br /> }<br /> fputs(&quot; }&quot;, stdout);<br /> }<br /> else<br /> fputc((int)*c, stdout);<br /> <br /> c++;<br /> }<br /> <br /> va_end(args);<br /> }<br /> <br /> void main()<br /> {<br /> {<br /> int a = 10;<br /> char *b = &quot;example&quot;;<br /> double c = -10.5;<br /> print(&quot;number: %d, string: %s, real number: %f\n&quot;, a, b, c);<br /> }<br /> {<br /> int a[3] = { 1, 2, 3 };<br /> char *b[2] = { &quot;abc&quot;, &quot;def&quot; };<br /> double c[5] = { 1.543, 34.34, 65.34, 235.35, 76.46 };<br /> print(&quot;array: @d\n&quot;, a, 3);<br /> print(&quot;array: @s\n&quot;, b, 2);<br /> print(&quot;array: @f\n&quot;, c, 5);<br /> }<br /> {<br /> int a = 123;<br /> int b = 12345;<br /> int c = 12345678;<br /> print(&quot;number: %5d\n&quot;, a);<br /> print(&quot;number: %5d\n&quot;, b);<br /> print(&quot;number: %5d\n&quot;, c);<br /> }<br /> }<br /> ----<br /> [[OurMajorLangIsCAndCPlusPlus/print]]</div>

imported>Unknown