$a = array(
array("201410090343", "美国骗局"),
array("201410090344", "不再说分手"),
array("201410090345", "闺蜜"),
);
foreach($a as $v) $b[$v[0]] = $v;
$a = $b;
var_dump($a);
array(3) {
["201410090343"]=>
array(2) {
[0]=>
string(12) "201410090343"
[1]=>
string(8) "美国骗局"
}
["201410090344"]=>
array(2) {
[0]=>
string(12) "201410090344"
[1]=>
string(10) "不再说分手"
}
["201410090345"]=>
array(2) {
[0]=>
string(12) "201410090345"
[1]=>
string(4) "闺蜜"
}
}
array("201410090343", "美国骗局"),
array("201410090344", "不再说分手"),
array("201410090345", "闺蜜"),
);
foreach($a as $v) $b[$v[0]] = $v;
$a = $b;
var_dump($a);
array(3) {
["201410090343"]=>
array(2) {
[0]=>
string(12) "201410090343"
[1]=>
string(8) "美国骗局"
}
["201410090344"]=>
array(2) {
[0]=>
string(12) "201410090344"
[1]=>
string(10) "不再说分手"
}
["201410090345"]=>
array(2) {
[0]=>
string(12) "201410090345"
[1]=>
string(4) "闺蜜"
}
}
$list1 = array(
array("201410090343","美国骗局"),array("201410090344","不再说分手"),array("201410090345","闺蜜"),
);
$list2 = array();
foreach($list1 as $key=>$val){
$list2[$val[0]] = $val;
}
echo '<pre/>';
print_r($list2);
?>