<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[如何将多个表格输出成一个 txt 格式的 log file]]></title><description><![CDATA[<p dir="auto">实务中有时我们需要将一路火花带闪电 fwrite 出来的 csv 报告整合成一个 txt 格式的 log file 来应付领导检查，这时就可以用如下代码实现：</p>
<pre><code>require(data.table)
require(stringr)
logs = list.files('logs folder/')
log_list = list()
for( f in 1:length(logs) ) {
  log_list = c( log_list, list( fread(str_glue( "logs folder/", f )) ) )
}
names(log_list) = str_remove( logs, '.csv' )
capture.output( log_list, file = 'log.txt' )
</code></pre>
]]></description><link>https://actuarygarden.com/topic/215/如何将多个表格输出成一个-txt-格式的-log-file</link><generator>RSS for Node</generator><lastBuildDate>Sat, 25 Jul 2026 21:42:16 GMT</lastBuildDate><atom:link href="https://actuarygarden.com/topic/215.rss" rel="self" type="application/rss+xml"/><pubDate>Wed, 25 May 2022 11:32:36 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to 如何将多个表格输出成一个 txt 格式的 log file on Wed, 25 May 2022 11:32:36 GMT]]></title><description><![CDATA[<p dir="auto">实务中有时我们需要将一路火花带闪电 fwrite 出来的 csv 报告整合成一个 txt 格式的 log file 来应付领导检查，这时就可以用如下代码实现：</p>
<pre><code>require(data.table)
require(stringr)
logs = list.files('logs folder/')
log_list = list()
for( f in 1:length(logs) ) {
  log_list = c( log_list, list( fread(str_glue( "logs folder/", f )) ) )
}
names(log_list) = str_remove( logs, '.csv' )
capture.output( log_list, file = 'log.txt' )
</code></pre>
]]></description><link>https://actuarygarden.com/post/457</link><guid isPermaLink="true">https://actuarygarden.com/post/457</guid><dc:creator><![CDATA[梁竹西]]></dc:creator><pubDate>Wed, 25 May 2022 11:32:36 GMT</pubDate></item></channel></rss>