从www.CppReference.com打包的C++参考手册

																				  				  "HTML Tidy for Linux/x86 (vers 1 September 2005), see www.w3.org">								  reserve				  																				  				  				  								  				    cppreference.com > 				    "index.html">C++ Strings > 				    "reserve.html">reserve				  								  				    reserve				  								  				    Syntax:				  				  				  #include <string>				  void reserve( size_type size );												  The reserve() function sets the capacity of the string to at least				  size.								  reserve() runs in linear				  time.								  				    Related topics:				  								  				    capacity