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$array=array(array(2,324,34)); 
echo   $array[0][1]; 
Ö±½ÓÉêÇëʹÓãº
$student[0][0]="ÎÒ";
$student[0][1]="ÊÇ";
$student[1][0]="Ë­";
$student[1][1]="ά";
 echo   $student[1][0];
2¡¢±éÀú£º
foreach()ÊÇÒ»¸öÓÃÀ´±éÀúÊý×éÖÐÊý¾ÝµÄ×î¼òµ¥ÓÐЧµÄ·½·¨¡£
 
<?php
$colors = array('red','blue','green','yellow');
foreach ($colors as $color) {
echo "Do you like $color? <br />";
}
?>
 
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Do you like red?
Do you like blue?
Do you like green?
Do you like yellow?
 
 
 
2. while()
while() ͨ³£ºÍ list()£¬each()ÅäºÏʹÓá£
#example2:
 
<?php
$colors = array('red','blue','green','yellow');

while(list($key,$val) = each($colors)) {
echo "Other list of $val.<br />";
}
?>
ÏÔʾ½á¹û£º
Other list of red.
Other list of blue.
Other list of green.
Other list of yellow.
 
 
 
3. for()
#example3:
 
<?php
$arr = array ("0" => "zero","1" => "one","2" => "two");

for ($i = 0;$i < count($arr); $i++) {
$str = $arr[$i];
echo "the number is $str.<br />";
}
?>
ÏÔʾ½á¹û£º
the number is zero.
the number is one.
the number is two.
 
 
 
========= ÒÔÏÂÊǺ¯Êý½éÉÜ ==========
key()
mixed key(array input_array)
key()º¯Êý·µ»Øinput_arrayÖÐλÓÚµ±Ç°Ö¸ÕëλÖõļüÔªËØ¡£
#example4
ÏÂÔØ: list_array04.php
 
<?php
$capitals = array("Ohio" => "Columbus","Towa" => "Des Moines","Arizona" => "Phoenix");
echo "<p>Can you name the capitals of these states?</p>";
while($key = key($capitals)) {
echo $key."<br />";
next($capitals);
//ÿ¸ökey()µ÷Óò»»áÍÆ½øÖ¸Õ롣Ϊ´ËҪʹÓÃnext()º¯Êý
}
?>
ÏÔʾ½á¹û£º
Can you name the capitals of these


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/*ʹÓÃÎı¾Îļþ¼Ç¼Êý¾ÝµÄ¼òµ¥ÊµÏÖ*/
$counter=1;
if(file_exists("mycounter.txt")){
$fp=fopen("mycounter.txt","r");
$counter=fgets($fp,9);
$counter++;
fclose($fp);
}
$fp=fopen("mycounter.txt","w");
fputs($fp,$counter);
fclose($fp);
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//$path ΪÎļþ¼Ð²ÎÊý£¬Èç £¨c:/program files/makedir£©
 function createFolders($path) {
    if (!file_exists($path)) {
      $this->createFolders(dirname($path));
      mkdir($path, 0777);
  &n ......

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