RewriteRule写法请教

RewriteRule写法请教

Apache,RewriteRule   要实现将
abc.php?a=1&b=2&c=3&d=4...
转换为
abc/a/1/b/2/c/3/d/4...
支持任意多变量,怎么写?
你应该写abc.php实现这个功能。
RewriteRule   /([0-9,a-z]*)_([0-9,a-z]*)_([0-9,a-z]*)_([0-9,a-z]*)\.html   /abc.php\?a=$1&b=$2&c=$3&d=$4