可以用做签名,论坛头像PHP代码:--------------------------------------------------------------------------------<?php/****************************************************残风制作ip签名探针---stormor@163.com如果有显示不正确的地方请发E-mail给我，以便修改！*****************************************************/Header("Content-type: image/png");if(getenv("HTTP_CLIENT_IP")) {$ip = getenv("HTTP_CLIENT_IP");$ip_agent = getenv("REMOTE_ADDR");} elseif(getenv("HTTP_X_FORWARDED_FOR")) {$ip_real = getenv("HTTP_X_FORWARDED_FOR");$ip_agent = getenv("REMOTE_ADDR");} else {$ip_real = getenv("REMOTE_ADDR");$ip_agent = "";}if(!$ip_agent){$wenzi="IP:";$ip_count=strlen($ip_real);$left=22;$width=$ip_count*6+$left+5;$height=14;$picture=Imagecreate($width,$height);$bgcolor=ImageColorAllocate($picture,225,250,225);$bordercolor=ImageColorAllocate($picture,0,0,0);$fontcolor=ImageColorAllocate($picture,0,0,0);Imageline($picture,0,0,$width-1,0,$bordercolor);Imageline($picture,0,0,0,$height-1,$bordercolor);Imageline($picture,$width-1,$height-1,$width-1,0,$bordercolor);Imageline($picture,$width-1,$height-1,0,$height-1,$bordercolor);Imagestring($picture,2,2,0,$wenzi,$fontcolor);Imagestring($picture,2,$left+2,0,$ip_real,$fontcolor);Imagepng($picture);ImageDestroy($picture);}else{$wenzi1="IP1:";$wenzi2="IP2:";$ip_count1=strlen($ip_real);$ip_count2=strlen($ip_agent);$left=26;if($ip_count1>=$ip_count2){$width=$ip_count1*6+$left+5;}else{$width=$ip_count2*6+$left+5;}$height=29;$middle=$height/2+1;$picture=Imagecreate($width,$height);$bgcolor=ImageColorAllocate($picture,225,250,225);$bordercolor=ImageColorAllocate($picture,0,0,0);$fontcolor=ImageColorAllocate($picture,0,0,0);Imageline($picture,0,0,$width-1,0,$bordercolor);Imageline($picture,0,0,0,$height-1,$bordercolor);Imageline($picture,$width-1,$height-1,$width-1,0,$bordercolor);Imageline($picture,$width-1,$height-1,0,$height-1,$bordercolor);Imageline($picture,$width-1,$middle-1,0,$middle-1,$bordercolor);Imagestring($picture,2,2,0,$wenzi1,$fontcolor);Imagestring($picture,2,$left+2,0,$ip_real,$fontcolor);Imagestring($picture,2,2,$middle,$wenzi2,$fontcolor);Imagestring($picture,2,$left+2,$middle,$ip_agent,$fontcolor);Imagepng($picture);ImageDestroy($picture);}?>--------------------------------------------------------------------------------