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$array=array(array(2,324,34));
echo $array[0][1];
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$student[0][0]="ÎÒ";
$student[0][1]="ÊÇ";
$student[1][0]="Ë";
$student[1][1]="ά";
echo $student[1][0];
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<?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 $val.<br />";
}
?>
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Other list of red.
Other list of blue.
Other list of green.
Other list of yellow.
3 ......
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$conn=mysql_connect ("localhost:3306", "username", "password");
mysql_select_db("DBname");
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$exec="select * from stu";
$result=mysql_query($exec);
while($rs=mysql_fetch_object($result))
{
echo $rs->id." ".$rs->name." ".$rs->age." ".$rs->sex;
echo "<br>";
} ......
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¡¡¡¡ÎĵµÐÔ×¢Ê͵ĵÚÒ»ÐÐÊǹ¦ÄÜÃèÊöÇø£¬ÕýÎÄÒ»°ãÊǼòÃ÷¶óÒªµØËµÃ÷Õâ¸öÀ࣬·½·¨»òÕߺ¯ÊýµÄ¹¦ÄÜ£¬¹¦ÄܼòÊöµÄÕýÎÄÔ ......
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<?php
//ÓÃÓÚÑéÖ¤ÂëÐòÁÐÉú³ÉµÈ..
function random($length) {
$hash = '';
$chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz';
$max = strlen($chars)-1;
$length=4;//³¤¶È×ÔÐÐÉ趨
mt_srand((double)microtime() * 1000000);
for($i = 0; $i < $length; $i++){
$hash .= $chars[mt_rand(0, $max)];
}
return $hash;
}
//²âÊÔÊä³ö£º
//echo random(4);
?> ......
<?
$_mysqlhost="localhost";
$_mysqluser="root";
$_mysqlpass="";
$_mysqldata="mydata";
$_connect=mysql_connect($_mysqlhost,$_mysqluser,$_mysqlpass) or die ("´íÎó".mysql_error());
mysql_query("SET character_set_connection=utf8, character_set_results=utf8, character_set_client=binary", $connect);
mysql_query("SET SQL_MODE = ''", $connect);
mysql_select_db(mysqldata) or die("ûÓвéÕÒµ½(".$mysqldata."Õâ¸ö±í)£¬´íÎó£º".mysql_error());
?> ......