如何将 GNUPlot 与以逗号分隔的单行数据集一起使用

How to use GNUPlot with dataset that is single-row separated with a comma

如何将 GNUplot 与单行数据集一起使用,数据集以逗号分隔且无空格?

示例:

36.9,39.4,40.7,45.9,48.4,49.3,

$ROWDATA << EOD
 36.9,39.4,40.7,45.9,48.4,49.3,
EOD

set datafile separator comma
row = 0
set yrange [0:50]
plot $ROWDATA matrix using 1:0 every :::row::row with points pt 7

是的,这是一个非常晦涩的命令。请注意,该程序会将尾随逗号解释为空字段,并发出有关缺少矩阵元素的非致命错误消息。