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$test1=array(1,2,3,4);//¶¨ÒåÁËÒ»¸ö°üº¬4¸öÊýµÄÊý×é
$test1=array("new1"=>1,"new2"=>2);//Á½¸ö±äÁ¿µÄÊý×é,array['new1']=1,array['new2']=2
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$arr=array(array(4,3),array(3,6));ÕâÊÇÒ»¸ö¶þάÊý×é
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print_r($arr);//´ËÖÖ·½·¨Êä³öºóΪarray([0]=>1,[1]=>2)µÄÐÎʽ
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is_array($arr);//ÅжÏÊÇ·ñÊý×é
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$a="1986-1987-1988";
$arr=explode("-",$a);//½«$aÕâ¸ö±äÁ¿ÒÔ"-"Ϊ·Ö¸îÏߣ¬²ð³ÉÊý×é²¢·ÅÈëÊý×éarrÖÐ
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$arr=(1980,1981,1982,1983,1984,1985,1986);
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echo $value;
echo "<br/>";
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echo date('Y-m-d H:i:s', strtotime('-1 day'));
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$yesterday = time() - (24 * 60 * 60);
echo 'today:'.date('Y-m-d H:i:s')."\n";
echo 'yesterday:'. date('Y-m-d H:i:s', $yesterday)."\n";
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var a=0;
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<?php
function func1()
{
$t="a=a+1;";
return $t."alert(a)";
}
?>
<?php
echo "<input type=button value='Sure' onclick=\"".func1()."\">";
?> ......

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