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1¡¢if Ìõ¼þÓï¾ä
if(expr)
    echo TRUE
else
    echo FALSE
if(expr) {
    echo TRUE
}else{
    echo FALSE
}
f(expr) {
    echo TRUE
}
elseif(expr) {
    echo CON
}else{
    echo FALSE
}
2.switch Ìõ¼þÓï¾ä
switch ($i) {
    case 0:
        echo "Êä³ö 0";
        break;
    case 1:
        echo "Êä³ö 1";
        break;
    case 2:
        echo "Êä³ö 2";
        break;
}
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f ($ ......

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<?php echo ereg(“^hello”,”hello world!”); ?>
 
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<?php echo ereg(“bye$”,”goodbye”); ?>
 
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<?php echo ereg(“.”,”goodbye”); ?>
 
ÏÞÖÆÆ¥Åä×Ö·ûÊýÁ¿£º{}                         
<?php echo ereg(“.{5}$”,”12345”); ?>          //ÖÁÉÙÔÚβ²¿³öÏÖ5¸öÈÎÒâ×Ö·û
 
<?php echo ereg(“a{1,3}$”,”aaa”); ?>           //ÖÁÉÙÔÚβ²¿³öÏÖ1-3¸ö×Ö·ûa
 
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<?php echo ereg(“t*”,”tom”); ?>             //t¿ÉÒÔ³öÏÖÁã´Î»òÖØ¸´£¬ÈκÎ×Ö·û¶¼· ......

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<?php
 $fileName="function.js";
 $file=fopen($fileName,"r");
 
 $writeStr="";
 $flag=false;//ÅжÏÊÇ·ñÓÐ/***/±ê×¼
 while($strLine=fgets($file))
 {
  if(stripos($strLine,"/*")===false || stripos($strLine,"/**")===false)
  {
   $flag=false;
  }
  else
  {
   $flag=true;
  }
  
  $writeStr.=$flag."\n";
  
  if($flag===true)
  {
   if(stripos($strLine,"*/"))
   {
    $flag=false;
   }
   continue;
  }
  $writeStr.=filterStr($strLine)."\n";
 }
 fclose($file);
 
 $file=fopen($fileName,"w");
 fwrite($file,$writeStr);
 
 
 fclose($file);
 
 
 
 
 
 
 
 
 
 function filterStr($str)
 { ......

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PHPÑ­»·Óï¾äµÄ½éÉÜÓëÓ¦ÓÃ
1¡¢break n Ñ­»·¿ØÖÆÓï¾ä
Break Ìø³öÒ»²ã£¨±¾´Î£©Ñ­»·;break n Ìø³ön²ãÑ­»·;
2.Continue:continue ÔÚÑ­»·½á¹¹ÓÃÓÃÀ´Ìø¹ý±¾´ÎÑ­»·ÖÐÊ£ÓàµÄ´úÂë²¢ÔÚÌõ¼þÇóÖµÎªÕæÊ±¿ªÊ¼Ö´ÐÐÏÂÒ»´ÎÑ­»·¡£×¢:×¢ÒâÔÚ PHP ÖРswitch Óï¾ä±»ÈÏΪÊÇ¿ÉÒÔʹÓàcontinue µÄÒ»ÖÖÑ­»·½á¹¹¡£continue ½ÓÊÜÒ»¸ö¿ÉÑ¡µÄÊý×Ö²ÎÊýÀ´¾ö¶¨Ìø¹ý¼¸ÖØÑ­»·µ½Ñ­»·½áβ¡£
3.Ñ­»·£º
A)do{
……
}
while(expr)
B)
while(expr){
……
}
C)for (expr1; expr2; expr3){
 ……}
D)foreach
foreach (array_expression as $value){
Statement
}
PHP ÄÜ×öʲô£¿
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PHP ½Å±¾Ö÷ÒªÓÃÓÚÒÔÏÂÈý¸öÁìÓò£º
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Windowsϰ²×°×îеÄApache+PHP+MySQLÖ¸ÄÏ



   ´ËÎÄյݲװ·½·¨ÊÊÓÃÓÚWindows XP
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1.
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PHP, MySQL
µÄ×îа汾ÊǽØÖ¹µ½ 2007.09.07
£¬·Ö±ðÔÚÆä¹ÙÍøÏÂÔØµÄ:
* Apache 2.2.6
£ºhttp://apache.mirror.phpchina.com/httpd/binaries/win32/
* PHP 5.2.4 (Windows Binaries PHP 5.2.4 zip package
£©:
http://www.php.net/downloads.php
* MySQL 5.0.45 Windonws: http://dev.mysql.com/downloads/
2.
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1.
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* PHP 5.2.4 (Windows Binaries PHP 5.2.4 zip package
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* MySQL 5.0.45 Windonws: http://dev.mysql.com/downloads/
2.
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