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预定义常量

以下常量由本扩展模块定义,因此只有在本扩展模块被编译到 PHP 中,或者在运行时被动态加载后才有效。

PRINTER_COPIES (integer)
PRINTER_MODE (integer)
PRINTER_TITLE (integer)
PRINTER_DEVICENAME (integer)
PRINTER_DRIVERVERSION (integer)
PRINTER_OUTPUT_FILE (integer)
PRINTER_RESOLUTION_Y (integer)
PRINTER_RESOLUTION_X (integer)
PRINTER_SCALE (integer)
PRINTER_BACKGROUND_COLOR (integer)
PRINTER_PAPER_LENGTH (integer)
PRINTER_PAPER_WIDTH (integer)
PRINTER_PAPER_FORMAT (integer)
PRINTER_FORMAT_CUSTOM (integer)
PRINTER_FORMAT_LETTER (integer)
PRINTER_FORMAT_LEGAL (integer)
PRINTER_FORMAT_A3 (integer)
PRINTER_FORMAT_A4 (integer)
PRINTER_FORMAT_A5 (integer)
PRINTER_FORMAT_B4 (integer)
PRINTER_FORMAT_B5 (integer)
PRINTER_FORMAT_FOLIO (integer)
PRINTER_ORIENTATION (integer)
PRINTER_ORIENTATION_PORTRAIT (integer)
PRINTER_ORIENTATION_LANDSCAPE (integer)
PRINTER_TEXT_COLOR (integer)
PRINTER_TEXT_ALIGN (integer)
PRINTER_TA_BASELINE (integer)
PRINTER_TA_BOTTOM (integer)
PRINTER_TA_TOP (integer)
PRINTER_TA_CENTER (integer)
PRINTER_TA_LEFT (integer)
PRINTER_TA_RIGHT (integer)
PRINTER_PEN_SOLID (integer)
PRINTER_PEN_DASH (integer)
PRINTER_PEN_DOT (integer)
PRINTER_PEN_DASHDOT (integer)
PRINTER_PEN_DASHDOTDOT (integer)
PRINTER_PEN_INVISIBLE (integer)
PRINTER_BRUSH_SOLID (integer)
PRINTER_BRUSH_CUSTOM (integer)
PRINTER_BRUSH_DIAGONAL (integer)
PRINTER_BRUSH_CROSS (integer)
PRINTER_BRUSH_DIAGCROSS (integer)
PRINTER_BRUSH_FDIAGONAL (integer)
PRINTER_BRUSH_HORIZONTAL (integer)
PRINTER_BRUSH_VERTICAL (integer)
PRINTER_FW_THIN (integer)
PRINTER_FW_ULTRALIGHT (integer)
PRINTER_FW_LIGHT (integer)
PRINTER_FW_NORMAL (integer)
PRINTER_FW_MEDIUM (integer)
PRINTER_FW_BOLD (integer)
PRINTER_FW_ULTRABOLD (integer)
PRINTER_FW_HEAVY (integer)
PRINTER_ENUM_LOCAL (integer)
PRINTER_ENUM_NAME (integer)
PRINTER_ENUM_SHARED (integer)
PRINTER_ENUM_DEFAULT (integer)
PRINTER_ENUM_CONNECTIONS (integer)
PRINTER_ENUM_NETWORK (integer)
PRINTER_ENUM_REMOTE (integer)

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php 手册 | 脚本学堂 | 脚本编程 | 网站编程 | 系统管理 | 服务器配置 | 数据库管理 | Php教程 | python教程 | 正则表达式 | 批处理脚本 | Centos教程 | Linux基础教程