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如何在建立一个动态多维数组?
比如一个多行文本文件
事先不知道内容,
运行时想随机取出一列
name age id color
xgg1 2000 1361 white
xgg2 2001 1372 black
xgg3 2002 1383 yellow
xgg4 2003 1394 blue
$str=array("$listkey[0]"=>array("xgg1","xgg2","xgg3","xgg4"),
"$listkey[1]"=>array("2000","2001","2002","2003"),
"$listkey[2]"=>array("1361","1372","1383","1394"),
"$listkey[3]"=>array("white","black","yellow","blue"));
这样属于静态数组
但是动态数组?
有没有什么函数可以直接实现的? |
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