PHP获取数组中某元素的位置实例_PHP教程

$test=array(10,20,30,"10","20","30");
print_r(array_keys($test,"10",true));//严格匹配模式
//输出：
//Array ( [0] => 3)
?>

$one = array(1, 2, 3, 4);

$two = array("test1" =>array('name'=>"tank","phone"=>12412433),
 "test2"  => array('name'=>"ying","phone"=>252523523),
 "test3" => array('name'=>"zhang","phone"=>656452345),);

foreach ($one as $k=>$v) {
 echo "key=".$k."&value=".$v."
";
}
$i=0;
foreach ($two as $k=>$v) {

 foreach($v as $value){
  if( $v='tank' )
        {
           echo $i;
         }
          $i++;
 }
}