php 數組排序

Array
	(
	[1000] => Array
	(
	[dist] => 1928.18889545
	[shopid] => 1000
	)
	[1001] => Array
	(
	[dist] => 295.558668935
	[shopid] => 1001
	)
	[1002] => Array
	(
	[dist] => 2.67680315736
	[shopid] => 1002
	)
	[1006] => Array
	(
	[dist] => 668.709406592
	[shopid] => 1006
	)
	[1021] => Array
	(
	[dist] => 12953.0495479
	[shopid] => 1021
	)
	[1029] => Array
	(
	[dist] => 639.820714898
	[shopid] => 1029
	)
	[1031] => Array
	(
	[dist] => 151.348735659
	[shopid] => 1031
	)
	[1044] => Array
	(
	[dist] => 883.182182974
	[shopid] => 1044
	)
	[1063] => Array
	(
	[dist] => 462.139407729
	[shopid] => 1063
	)
	[1071] => Array
	(
	[dist] => 985.98233941
	[shopid] => 1071
	)
	[1109] => Array
	(
	[dist] => 886.123349467
	[shopid] => 1109
	)
	[1216] => Array
	(
	[dist] => 1391.75026864
	[shopid] => 1216
	)
	[1218] => Array
	(
	[dist] => 11.8269564255
	[shopid] => 1218
	)
	[1221] => Array
	(
	[dist] => 1072.54743021
	[shopid] => 1221
	)
	[1233] => Array
	(
	[dist] => 522.889116546
	[shopid] => 1233
	)
	[1241] => Array
	(
	[dist] => 127.093786546
	[shopid] => 1241
	)
	[1246] => Array
	(
	[dist] => 2.57192465275
	[shopid] => 1246
	)
	[1248] => Array
	(
	[dist] => 724.469047803
	[shopid] => 1248
	)
	[1259] => Array
	(
	[dist] => 304.507270814
	[shopid] => 1259
	)
	[1261] => Array
	(
	[dist] => 165.811702805
	[shopid] => 1261
	)
	[1265] => Array
	(
	[dist] => 1661.77823691
	[shopid] => 1265
	)
	[1288] => Array
	(
	[dist] => 485.799046822
	[shopid] => 1288
	)
	[1291] => Array
	(
	[dist] => 1023.38260719
	[shopid] => 1291
	)
	[1317] => Array
	(
	[dist] => 885.494333595
	[shopid] => 1317
	)
	[1321] => Array
	(
	[dist] => 182.446614995
	[shopid] => 1321
	)
	) sort($array);//升序排序 //rsort($fruits);//降序排序 var_dump($array);