A function to determine graphviz library version
一个函数来确定的graphviz库版本
译者:生物统计家园网 机器人LoveR
描述----------Description----------
This function will query the graphviz libraries that the package was built against and report what version of Graphviz is being used.
此功能将查询的graphviz对包建库,并报告正在使用什么版本的GraphViz的。
用法----------Usage----------
graphvizVersion()
值----------Value----------
A list with two elements, each of class numeric_version. The first element named installed_version represents the version of Graphviz that is being used by the package. The second element named build_version represents the version of Graphviz that was used to build the package. A mismatch between these two versions may indicate problems.
两个元素,每个类numeric_version名单。第一个元素名为installed_version的代表Graphviz的版本正在由包使用。第二个元素名为build_version的代表被用来建立包graphviz的版本。可能表明这两个版本之间的不匹配问题。