<?php function Counter() {
$five="00000";
$four="0000";
$three="000";
$two="00";
$one="0";
$counter="counternumber.dat";
if (!file_exists($counter))
{
$counter=fopen($counter,"w");
fputs($counter,"0");
fclose($counter);
}
else
{
$num=file($counter,"r");
$num[0]+=1; //这里为什么不加1,断点调试结果仍未1而不是2
if($num[0]<10){
print "$five"."$num[0]";
}elseif($num[0]<100){
print "$four"."$num[0]";
}elseif($num[0]<1000){
print "$three"."$num[0]";
}elseif($num[0]<10000){
print "$two"."$num[0]";
}elseif($num[0]<100000){
print "$one"."$num[0]";
}else{
print "$num[0]";
} }
$fp=fopen($counter,"w");
fputs($fp,"$num[0]");
fclose($fp);
}
?>
<html>
<body>
<U>
<B>
<FONT SIZE="9" face="verdana" COLOR="#ffcc00">
<?php Counter()?>
</FONT>
</B>
</U>
</body>
</html>
页面上同时报错:Warning: file() expects parameter 2 to be long, string given in F:\php\PHPTEST\PHP Project1\PHP Project1\a.php on line 24
请帮帮忙,谢谢,新手,没多少分
$five="00000";
$four="0000";
$three="000";
$two="00";
$one="0";
$counter="counternumber.dat";
if (!file_exists($counter))
{
$counter=fopen($counter,"w");
fputs($counter,"0");
fclose($counter);
}
else
{
$num=file($counter,"r");
$num[0]+=1; //这里为什么不加1,断点调试结果仍未1而不是2
if($num[0]<10){
print "$five"."$num[0]";
}elseif($num[0]<100){
print "$four"."$num[0]";
}elseif($num[0]<1000){
print "$three"."$num[0]";
}elseif($num[0]<10000){
print "$two"."$num[0]";
}elseif($num[0]<100000){
print "$one"."$num[0]";
}else{
print "$num[0]";
} }
$fp=fopen($counter,"w");
fputs($fp,"$num[0]");
fclose($fp);
}
?>
<html>
<body>
<U>
<B>
<FONT SIZE="9" face="verdana" COLOR="#ffcc00">
<?php Counter()?>
</FONT>
</B>
</U>
</body>
</html>
页面上同时报错:Warning: file() expects parameter 2 to be long, string given in F:\php\PHPTEST\PHP Project1\PHP Project1\a.php on line 24
请帮帮忙,谢谢,新手,没多少分
-----------------------------------------第二个参数错了, 不是这样写的,看文档http://cn2.php.net/manual/en/function.file.php
-------------------------------------------------------语法没错, 可能其它地方错了
$num=file($counter,"r");
$fp=fopen($counter,"w");它不是报第二个参数错吗?这些地方我都改成w+,以读写方式打开,可还是报同样的错啊这段代码是我从网上看的,源码考下来自己运行的,是原文,可是不知道为什么我这运行就报错,记录网站的访问人数,每次访问都加1,可是我每次打开仍然是1请帮忙看看,谢谢
$num=file($counter);
只执行一次 因为只有HTML中有调用