file_put_contents("test.txt",$con,FILE_APPEND);
$str="test.txt";
$fp=fopen("test.txt","r");
while(!feof($fp)){
$buf=fgets($fp);
$buf=str_replace("AA","BB",$buf);
$str .=$buf;
}
$fp2 = fopen("test.txt","w");
fwrite($fp2,$str);
fclose($fp2);
fclose($fp);
原内容:AA BB CC 修改后:test.txt VV BB CC
怎样可以使它不写入文件名,得到的结果是 VV BB CC 而不是 test.txt VV BB CC