±ê×¼ÅÅÐò£ºArray ( [0] => temp1.txt [1] => temp10.txt [2] => temp15.txt [3] => temp2.txt [4] => temp22.txt )
×ÔÈ»ÅÅÐò£ºArray ( [0] => temp1.txt [3] => temp2.txt [1] => temp10.txt [2] => temp15.txt [4] => temp22.txt )