②帮助- IDL orkbench 回 run 行搜索范围所有主题 内容 日多日 中中鱼|画 田 Abont idl 田 IIL workbench Gui d APP USER_ DIR-Provides access to the application user directory E U IDL API Reference guides E I IDL Reference guide APP USER DIR QUERY-Locates existing application user directories #lCl Overview of IDL Syntax DIALOG PICKFILE-Creates native file-selection dialog Part I: IDL Command Reference CE Functional List of IDL Routines FILE_BASENAME-Returns the final segment of a file path 吧3 FILE- CHMOD- Changes the current access permission associated with a file or directory 自 Array Creation 目 Array anipulation FILE COPY- Copies files or directories to a new location a Color Table Manipulation FILE DELETE-Removes a file or empty directory 自 Debugging FILE- DIRNAME -Returns the directory name of a file path consisting of everything except the final segment of the file path Error Handling FILE_EXPAND PATH- Returns a fully qualified path regardless of the current working directory 自 External Linking 自 Font Manipulation FILE INFO- Returns status information about a file 自 Help Routines 出吧 Image processin FILE LINES-Returns the number of lines of text in a file 出吧 FILE LINK- Creates Unix file links 自 Language Catalogs 自 FILE MKDIR- Creates a new directory or directories FILE- MOVE- Renames files and director Operating Syst E_POLL_ INPUT-Blocks processing until it detects that a read operation on a specified file Wi‖ ucceed. a Progr amming and IDL Control v 2 FILE_READLINK-Returns the path pointed to by a Unix Symbolic link
建立主程序 filename:" main pro” 内容 command1 command2 end
建立主程序 filename:“main.pro” 内容 command1 command2 end
DL的过程和运行 过程是IDL中使用最多的程序方式。过程文 件的扩展名为pro。其文件内容格式如下 pro过程名,参数1,参数2…参数n,关键字1…,键字n 命令序列 enc 例: hello. pr
IDL的过程和运行 过程是IDL中使用最多的程序方式。过程文 件的扩展名为.pro。其文件内容格式如下： pro 过程名,参数1,参数2….参数n,关键字1….关键字n 命令序列 end 例：hello.pro
参数和关键字 参数有确定的顺序和类型,且一般是必须的 关键字没有确定的顺序,但是有确定的类型 ,一般为可选的 例: par keyword. pro
参数和关键字 参数有确定的顺序和类型，且一般是必须的 关键字没有确定的顺序，但是有确定的类型 ，一般为可选的 例： par_keyword.pro
PLOT,XIYL/ISOTROPIC L MAX VALUE=Valuel l MIN VALUE=value L=ValuelL/POLaR]L THICK=value L/XLOG L/YLOGL/YNOZEROJ
PLOT, [X,] Y [, /ISOTROPIC] [, MAX_VALUE=value] [, MIN_VALUE=value] [, NSUM=value] [, /POLAR] [, THICK=value] [, /XLOG] [, /YLOG] [, /YNOZERO]