PHP: global static ºÍ$GLOBALS$ʹÓÃÓëÇø±ð
1.globalÔÚÕû¸öÒ³ÃæÆð×÷Óá£
2.staticÖ»ÔÚfunctionºÍclassÄÚÆð×÷Óá£
globalºÍ$GLOBALSʹÓûù±¾Ïàͬ£¬µ«ÔÚʵ¼Ê¿ª·¢Öдó²»Ïàͬ¡£
globalÔÚº¯Êý²úÉúÒ»¸öÖ¸Ïòº¯ÊýÍⲿ±äÁ¿µÄ±ðÃû±äÁ¿£¬¶ø²»ÊÇÕæÕýµÄº¯ÊýÍⲿ±äÁ¿£¬Ò»µ«¸Ä±äÁ˱ðÃû±äÁ¿µÄÖ¸ÏòµØÖ·£¬¾Í»á·¢ÉúһЩÒâÁϲ»µ½Çé¿ö£¬ÀýÈçÀý×Ó1.
$GLOBALS[]ȷȷʵʵµ÷ÓÃÊÇÍⲿµÄ±äÁ¿£¬º¯ÊýÄÚÍâ»áʼÖÕ±£³ÖÒ»Ö£¡
Ïà¹ØÎĵµ£º
ÒÔϹØÓڴ˺¯Êý¸÷ÏîʹÓòÎÊý:
bool curl_setopt (int ch, string option, mixed value)
curl_setopt()º¯Êý½«ÎªÒ»¸öCURL»á»°ÉèÖÃÑ¡Ïî¡£option²ÎÊýÊÇÄãÏëÒªµÄÉèÖã¬valueÊÇÕâ¸öÑ¡Ïî¸ø¶¨µÄÖµ¡£
ÏÂÁÐÑ¡ÏîµÄÖµ½«±»×÷Ϊ³¤ÕûÐÎʹÓÃ(ÔÚoption²ÎÊýÖÐÖ¸¶¨)£º
CURLOPT_INFILESIZE
: µ±ÄãÉÏ´«Ò»¸öÎļþµ½Ô¶³ÌÕ¾µã£¬Õâ¸öÑ¡Ï ......
һѡÔñÌ⣺
1.ÏÂÃæµÄÄǸöÑ¡Ïî¿ÉÒÔ»ñÈ¡±íµ¥Ìá½»µÄÖµ£¿£¨¶àÑ¡£© b d
<form name='frm1' method="post">
<input type="text" name="name" ><input type="submit" name="a">
</form>
A.$_GET['name']
B.$_POST['name']
C.$_SESSION['name']
D.$_REQUEST['name']
E.$_GLOBAL['name']
2.ÍüÀ²¡£ ......
ÓÃPHP¹ýÂËÌá½»±íµ¥µÄhtml´úÂëÀï¿ÉÄÜÓб»ÀûÓÃÒýÈëÍⲿΣÏÕÄÚÈݵĴúÂë¡£ÀýÈ磬ÓÐЩʱºòÓû§Ìá½»±íµ¥Öк¬ÓÐhtmlÄÚÈÝ£¬µ«Õâ¿ÉÄÜÔì³ÉÏÔÊ¾Ò³Ãæ²¼¾Ö»ìÂÒ£¬ÐèÒª¹ýÂ˵ô¡£
ÒÔÏÂÊdzÌÐò´úÂ룺
¸´ÖÆ´úÂë
function uhtml($str)
{
$farr = array(
......
¿ÉÒÔ¼òµ¥µÄÓÐÁ½¸öforÑ»·±íʾ ¾Å¾Å³Ë·¨±í,µ«ÊDz¢²»ÖªµÀÈçºÎ½øÐÐURLµÄÉèÖÃ.
<?php
for($a =1;$a<=9;$a++)
{
for($b =1;$b<=$a;$b++)
{$c =$a *$b;
echo "$a*$b=$c ";
}
echo "<p>";
}
?> ......
¹¤×÷ÖÐÓõ½£¬×Ô¼ºÐ´ÁËÒ»¸ö£¬·ÖÏí¸øÓÐÐèÒªµÄÈË£¬Ç°ÃæÊÇÀඨÒ壬ºóÃæ2ÐÐÊǵ÷Óá£
Óŵ㣺
²»ÐèÒªÍⲿͼƬ
Ö§³ÖPNG͸Ã÷
¿É×Ô¶¨ÒåÔ²½Ç°ë¾¶
²»×㣺
Ö»ÄÜÖ¸¶¨Ò»ÖÖ͸Ã÷É«
<?php
class RoundedCorner {
private $_r;
private $_g;
private $_b;
private $_image_path;
private $_radius;
function _ ......