parm_man.cpp

C++ 自定义输出缩进

最新推荐文章于 2024-08-10 07:05:06 发布

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本文介绍了一个简单的 C++ 程序，该程序实现了自定义的输出流操纵符来控制文本输出的缩进级别。通过定义 `indent` 函数和操纵符，可以在标准输出中方便地设置不同级别的缩进。

name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-5572165936844014&dt=1194442938015&lmt=1194190197&format=336x280_as&output=html&correlator=1194442937843&url=file%3A%2F%2F%2FC%3A%2FDocuments%2520and%2520Settings%2Flhh1%2F%E6%A1%8C%E9%9D%A2%2FCLanguage.htm&color_bg=FFFFFF&color_text=000000&color_link=000000&color_url=FFFFFF&color_border=FFFFFF&ad_type=text&ga_vid=583001034.1194442938&ga_sid=1194442938&ga_hid=1942779085&flash=9&u_h=768&u_w=1024&u_ah=740&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="336" scrolling="no" height="280" allowtransparency="allowtransparency"> #include <iostream.h>
#include <iomanip.h>

ostream &indent(ostream &stream, int length)
{
register int i;

   for(i=0; i<length; i++)
      cout << " ";
   return stream;
}

omanip<int> indent(int length)
{
return omanip<int>(indent, length);
}

void main(void)
{
   cout << indent(10) << "This is a test." << endl;
   cout << indent(20) << "of the new indent manipulator." << endl;
   cout << indent(5) << "It works!" << endl;
}