?>
"; } }
$v=""; fun (1,9,$c); echo $c; ?> "; }return $v ; }
echo fun (1,9); ?> }
?>
if (!empty ($_GET['sub'])){ echo $_GET['bb'] ; echo $_GET['c'] ; echo $_GET['aa'] ; echo "="; switch ($_GET['c']){ case "+": echo $_GET['bb']+$_GET['aa']; break; case "-": echo $_GET['bb']-$_GET['aa']; break; case "*": echo $_GET['bb']*$_GET['aa']; break; case "/": echo $_GET['bb']/$_GET['aa']; break; default: echo "请输入正确的应算符"; break;
} } ?>
" ; }//end if }//function $arr=array(array(3,33,333), array(5,55,555), array(7,77,777) ); fun($arr); ?> $v){ if($k>2){ echo "
![]()
"; if($i%3==0)echo "
"; $i++; } } ?>
if(!@$fp=fopen("num1.txt","r")){ echo "没有此
文档,正在创建"; } @$num=fgets($fp,12); if(@$num=="")$num=0; $num++; @fclose($fp); $fp=fopen("num1.txt","w"); fwrite($fp,$num); fclose($fp); $arr=str_split($num); foreach ($a
rr as $v){ echo "
![]()
"; } ?> $b=fgets($a,12); if($b=="")$b=0; $b++; fclose($a); }else{ echo "文件打开失败
"; }
$d=fopen("xx.txt","w"); if($b==""){ $b=1; } fwrite($d,$b); fclose($d); echo "您是第".$b."次浏览";
/*
?> ?php $a=56; /*echo "我有".$a."块" .*/ //echo "ABC\"DE\"";// //echo "我有\"$a\"块";// //echo "ABC\tDE";// $a="输出字符串变量类型"; echo $a ."\\"; echo "\$"; echo "\'"; echo "\""; echo "\x52"; echo "
"; $b=01234; $c=0x1234; echo "输出整形变量"; echo $b; echo "\t"; echo $c; echo "
"; $d=6.66e2; echo "
"; echo (bool)($a); "" ?> ?php /* echo __file__; echo "
" ; echo __line__; echo "
"; echo PHP_OS; echo "
";
echo
PHP_VERSION; echo "
"; echo true; echo "
"; echo false; echo E_ERROR; echo "
"; echo E_