php ½ØÈ¡utf 8×Ö·û´®
ÕÒÁ˺ܶàÕâÑùµÄº¯Êý£¬»¹ÊǾõµÄÕâ¸ö×îºÃÁË
$a = 'aadfdsf¶á¶¥ÌæÒ»¿Ý»ù22245¶¥ÌæsdffhѹÏÂ';
/**
* ½ØÈ¡utf-8×Ö·û
* @param string $string
* @param int$length
*
* return string
*/
function cutstr($string, $length) {
preg_match_all("/./u", $string, $info);
$i = 0;
$str = '';
foreach($info[0] as $item){
if(strlen($item) == 3){
$i+=2;
}else{
$i++;
}
$str .= $item;
if($i>=$length)break;
}
return $str;
}
echo cutstr($a, 10); //-> aadfdsf¶á¶¥
Ïà¹ØÎĵµ£º
ÏÈ´´½¨Ò»¸öÊý¾Ý¿âMyDB
CREATE DATABASE `mydb` ;
ÔÙ´´½¨Ò»¸ö¼òµ¥µÄÊý¾Ý±í
CREATE TABLE `MyDB`.`MyTable` (
`Name` VARCHAR( 20 ) NOT NULL ,
`Age` INT NOT NULL
) ENGINE = MYISAM
²åÈëһЩÊý¾Ý
INSERT INTO `mydb`.`mytable` (
`Name` ,
`Age`
)
VALUES (
'Jim', '15'
), (
'Amy', '16'
), (
'Jack' ......
ÓÐÖÖ˵·¨£ºPHPÊÇ×î¼òµ¥µÄÍøÕ¾¿ª·¢ÓïÑÔ£¬ÕâÖÖ¹ÛµãÊÇ´íµÄ¡£
ľͷ±È»ýľ¼òµ¥£¬µ«Ä¾½³ºÍº¢×ӵIJî±ðÊÇľ½³ÄܰÑľͷºÍ»ýľ¶¼±ä³É·¿×Ó£¬º¢×ÓÖ»Äܰѻýľ±ä³É·¿×Ó£¬¶ÔÓÚľͷËûÃÇÖ»ÄÜÔÚÉÏÃæ»¸ö·¿×Ó¶øÒÑ¡£
PHP¾ÍÏñľͷ£¬²ËÄñÖ»ÄÜÓÃËü×öµã¼òµ¥µÄÊÂÇ飬¸ßÊ־ͻá°ÑËü±ä³ÉÎÞËù²»ÄÜ¡£
¼ÈÈ»PHP¼òµ¥ÓÖÊǸßÊÖìÅÒ«µÄ¶«Î÷£¬ÄÇÔõôѧ²ÅÄܱä³É¸ ......
×òÌìÉϰàµÄʱºò£¬·¢ÏÖgoogle adµÄ¹ã¸æÉÏÓÐÁËÊÕÈ룬µ«ÊÇϰëÖ®ºó¾ÓÈ»·¢ÏÖad±»“0”ÁË¡£È¥ÍøÉϲéÁËÏà¹Ø×ÊÁÏ£¬·¢ÏÖÁËÎÊÌâ¡£
ÄÇôGoogleÊÇÈçºÎÈ·¶¨AdsenseÓû§×ÔÐеã»÷¹ã¸æµÄÄØ£¿
¼Çס£¬¾ÍÔÚÄãÔø¾×¢²áGoogle AdsenseÓû§µÄʱºò£¬Google¾ÍÖªµÀÄãµÄIPµØÖ·£¬×ÓÍøÒÔ¼°ÄãµçÄÔϵͳµÄÆäËû×ÊÁÏ¡£ÔÚGoogleµÄÊý¾Ý¿âÖÐÒ»Ö±¼ ......
¡¡PHPÖÐÎÄÂÒÂëÊÇPHP¿ª·¢Öеij£¼ûÎÊÌâÖ®Ò»¡£PHPÖÐÎÄÂÒÂëÓÐʱ·¢ÉúÔÚÍøÒ³±¾Éí£¬ÓÐЩ²úÉúÔÚÓÚMySQL½»»¥µÄ¹ý³ÌÖУ¬ÓÐʱÓë²Ù×÷ϵͳÓйء£ÏÂ
Ãæ½øÐÐÒ»·¬×ܽᡣ
¡¡¡¡Ò».Ê×ÏÈÊÇPHPÍøÒ³µÄ±àÂë
¡¡¡¡1. phpÎļþ±¾ÉíµÄ±àÂëÓëÍøÒ³µÄ±àÂëӦƥÅä
¡¡¡¡a. Èç¹ûÓûʹÓÃgb2312±àÂ룬ÄÇôphpÒªÊä³öÍ·£ºheader(“Content-Type: text/html; ......