capabilities(base)
capabilities()所属R语言包:base
Report Capabilities of this Build of R
这个R的生成报表功能
译者:生物统计家园网 机器人LoveR
描述----------Description----------
Report on the optional features which have been compiled into this build of R.
报告已被编译成此河构建的可选功能
用法----------Usage----------
capabilities(what = NULL)
参数----------Arguments----------
参数:what
character vector or NULL, specifying required components. NULL implies that all are required.
特征向量或NULL,指定所需的组件。 NULL意味着所有需要。
值----------Value----------
A named logical vector. Current components are
命名逻辑的向量。当前组件
参数:jpeg
is the jpeg function operational?
jpeg功能运作?
参数:png
is the png function operational?
png功能运作?
参数:tiff
is the tiff function operational?
tiff功能运作?
参数:tcltk
is the tcltk package operational?
tcltk包业务?
参数:X11
always FALSE on Windows.
总是FALSE Windows上。
参数:aqua
FALSE except on Mac OS X.
FALSE除了在Mac OS X的
参数:http/ftp
Are url and the internal method for download.file available?
是url和download.file可用的内部方法吗?
参数:sockets
Are make.socket and related functions available?
make.socket和相关职能?
参数:libxml
is there support for integrating libxml with the R event loop?
有支持整合与R事件循环libxml?
参数:fifo
are FIFO connections supported?
支持先进先出连接吗?
参数:cledit
is command-line editing available in the current R session? This is false in non-interactive sessions.
在当前的R会话的命令行编辑是什么?在非交互式会议,这是假的。
参数:iconv
is internationalization conversion via iconv supported? Always true as from R 2.10.0.
是国际化的转换,通过iconv支持?总是事实2.10.0从研发。
参数:NLS
is there Natural Language Support (for message translations)?
有自然语言支持(信息翻译)?
参数:profmem
is there support for memory profiling?
有支持内存分析呢?
参数:cairo
is there support the svg, cairo_pdf and cairo_ps devices, and for type = "cairo" in the bmp, jpeg, png, and tiff devices?
有支持svg,cairo_pdf和cairo_ps设备,type = "cairo"bmp,jpeg,png, tiff设备?
参见----------See Also----------
.Platform
.Platform
举例----------Examples----------
capabilities()
if(!capabilities("http/ftp"))
warning("internal download.file() is not available")
## See also the examples for 'connections'.[#又见连接的例子。]
转载请注明:出自 生物统计家园网(http://www.biostatistic.net)。
注:
注1:为了方便大家学习,本文档为生物统计家园网机器人LoveR翻译而成,仅供个人R语言学习参考使用,生物统计家园保留版权。
注2:由于是机器人自动翻译,难免有不准确之处,使用时仔细对照中、英文内容进行反复理解,可以帮助R语言的学习。
注3:如遇到不准确之处,请在本贴的后面进行回帖,我们会逐渐进行修订。
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