lazarus：辣子工具现在成为一个丰富的工具集合

LazUtils单元中，包含了众多工具单元：

  AvgLvlTree, DynamicArray, DynHashArray, DynQueue, EasyLazFreeType, 
  ExtendedStrings, FileUtil, FPCAdds, Laz2_DOM, Laz2_XMLCfg, laz2_XMLRead, 
  laz2_xmlutils, laz2_XMLWrite, laz2_xpath, Laz_DOM, Laz_XMLCfg, Laz_XMLRead, 
  Laz_XMLStreaming, Laz_XMLWrite, LazClasses, lazCollections, 
  LazConfigStorage, LazDbgLog, lazfglhash, LazFileCache, LazFileUtils, 
  LazFreeType, LazFreeTypeFontCollection, LazFreeTypeFPImageDrawer, 
  LazLinkedList, LazListClasses, LazLogger, LazLoggerBase, LazLoggerDummy, 
  LazLoggerProfiling, LazMethodList, LazUnicode, LazUTF16, LazUTF8, 
  LazUTF8Classes, LazSysUtils, LazUtilities, LazUtilsStrConsts, LConvEncoding, 
  lcsvutils, LookupStringList, Maps, Masks, PasWString, StringHashList, 
  TextStrings, Translations, TTCache, TTCalc, TTCMap, TTDebug, TTError, 
  TTFile, TTGLoad, TTInterp, TTLoad, TTMemory, TTObjs, TTProfile, TTRASTER, 
  TTTables, TTTypes, UTF8Process, HTML2TextRender, Laz_AVL_Tree, 
  CompWriterPas, LazPasReadUtil, IntegerList, LazVersion, UITypes, GraphType, 
  LazTracer, LazStringUtils, LazUTF8SysUtils, LazarusPackageIntf;      

随便打开 LazStringUtils 单元，可以看到很多功能强大的字符串函数。原来需要自己开发的函数，这里面都有了：

总之，lazarus作为跨平台、易分发、生成本地原生代码、运行速度超快、成熟IDE、开发效率超高、开源免费、控件丰富的开发工具，值得拥有！