Column Ruler for determining columns to read.
确定读取的列的列标尺。
用法----------Usage----------
ruler(a = "")
参数----------Arguments----------
参数:a
character string, optional
字符串,可选
Details
详细信息----------Details----------
This routine is set up to help get the columns for specific column oriented data. The ruler is dumped out below the character string for comparison. If no string is provided, just the rule is dumped. Use routine substr to extract the data from the columns.
这个常规设置,以帮助面向特定列的数据的列。下面的字符串进行比较的统治者甩了出去。如果没有字符串,只是规则被弃置。使用常规SUBSTR提取的数据列。
值----------Value----------
Side effects
副作用
(作者)----------Author(s)----------
Jonathan M. Lees<jonathan.lees@unc.edu>
参见----------See Also----------
substr
SUBSTR
实例----------Examples----------
## Not run: [#不运行:]
aa = paste(runif(n=5), collapse='-')
ruler(aa)