尊龙凯时人生就是博

ThinkPHPÑéÖ¤Âë²å¼þÔõÑù×°ÖÃ

ÎÒÃÇÊ×ÏÈÐè·­¿ªThinkPHP¹ÙÍø£¬²¢ËÑË÷ÓëÑéÖ¤ÂëÏà¹ØµÄÄÚÈÝ ¡£ÎÒÃÇ¿ÉÒÔÔÚËÑË÷Ч¹ûÖÐÕÒµ½Ò»Ð©ÎĵµÏÈÈÝÑéÖ¤ÂëÒÔ¼°ÒѾ­¿ª·¢ºÃµÄÑéÖ¤Âë²å¼þ ¡£±¾ÎĽ«ÏÈÈÝÁ½ÖÖÑéÖ¤Â뼯³É·½·¨£ºÊ¹Óùٷ½ÌṩµÄÑéÖ¤Âë²å¼þºÍÊÖ¶¯±àд´úÂë ¡£

1.ʹÓùٷ½ÑéÖ¤Âë²å¼þ

ÔÚ¹Ù·½ÎĵµÖУ¬ÎÒÃÇ¿ÉÒÔÕÒµ½ThinkPHPÑéÖ¤Âë²å¼þµÄʹÓÃÒªÁì ¡£Ê¹Óùٷ½²å¼þÐèÒªÖ´ÐÐÒÔÏ°취£º

1.1ÔÚThinkPHP¿ò¼ÜµÄextendĿ¼ÏÂн¨Ò»¸öVerifyÎļþ¼Ð£¬²¢½«ÏÂÔغõÄÑéÖ¤Âë²å¼þ·ÅÈëÆäÖÐ ¡£

Á¬Ã¦Ñ§Ï°¡°PHPÃâ·ÑѧϰÌõ¼Ç£¨ÉîÈ룩¡±£»

1.2Éó²éThinkPHPÉèÖÃÎļþ£¬½«ÑéÖ¤ÂëÉèÖÃÏîÖ¸Ïò¸Õ°²ÅÅÑéÖ¤Âë²å¼þµÄÎļþ¼Ð ¡£Ïêϸ´úÂëÈçÏ£º

'verify' =>[
    //ʹÓÃÖÐÎÄÑéÖ¤Âë
    'useZh'=>false,
    //ÑéÖ¤Âë×ÖÌå¾Þϸ(px)
    'fontSize'=>25,
    //ÑéÖ¤ÂëλÊý
    'length'=>5,
    //ÑéÖ¤ÂëͼƬ¿í¶È(ÏñËØ)
    'imageW'=>0,
    //ÑéÖ¤ÂëͼƬ¸ß¶È(ÏñËØ)
    'imageH'=>0,
    //¹Ø±ÕÑéÖ¤ÂëÔÓµã 
    'useNoise'=>true,
    //Åä¾°ÑÕÉ«(16½øÖÆÉ«Öµ)
    'bg'=>[243, 251, 254],
    //ÐèÒª°üÀ¨µÄ×Ö·ûÜöÝÍ
    'codeSet'=>'0123456789',
    //ÑéÖ¤Âë×Ö·û¾àÀë(px)
    'seKey'=>"ThinkPHP.CN_",//ÃÜÔ¿
    ...
],

µÇ¼ºó¸´ÖÆ

ÐèҪעÖصÄÊÇ£¬Æ¾Ö¤ÏÖÕæÏàÐΣ¬¿ÉÒÔÉèÖòÎÊýimageWºÍimageH ¡£ÈôÊDz»ÉèÖã¬ÔòĬÈϽ«ÑéÖ¤ÂëͼƬµÄ¾ÞϸÓëÊä³öͼƬµÄ¾ÞϸÏàͬ ¡£

1.3ÔÚÐèÒªÊä³öÑéÖ¤ÂëµÄµØ·½£¬Ê¹ÓÃÒÔÏ´úÂë¼´¿É¼¯³É¹Ù·½ÑéÖ¤Âë²å¼þ£º

$img = ( new \Think\Verify())->entry();  
echo $img;

µÇ¼ºó¸´ÖÆ

2.ÊÖ¶¯±àдÑéÖ¤ÂëÌìÉú´úÂë

³ýÁËʹÓùٷ½²å¼þ£¬ÎÒÃÇ»¹¿ÉÒÔÊÖ¶¯±àдÑéÖ¤ÂëÌìÉú´úÂë ¡£ÏêϸÁ÷³ÌÈçÏ£º

Ê×ÏÈ£¬ÎÒÃÇÐèÒª½¨ÉèÒ»¸öÑéÖ¤ÂëÀ࣬ÆäÖаüÀ¨ÌìÉúºÍÊä³öÑéÖ¤ÂëµÄÒªÁì ¡£ÒÔÏ´úÂëΪÊÖ±àÑéÖ¤ÂëÀàµÄÖ÷Òª²¿·Ö£º

class VerifyCode
{
    //ÑéÖ¤Âë×Ö·û³¤¶È
    private $length = 4;

    //ÑéÖ¤Âë×Ö·ûÊý×é
    private $codes = [];

    //ÑéÖ¤ÂëÌìÉú
    public function generate()
    {   
        //ÌìÉú×Ö·ûÊý×é
        $this->codes = [];
        for($i = 0; $i < $this->length; ++$i) {
            $this->codes[] = chr(mt_rand(48, 57));
        }

        //ÉúÑÄ×Ö·ûÊý×éµ½sessionÖÐ
        session('verifycode', implode('', $this->codes));

        //¿ªÆôÊä³ö»º´æ
        ob_start();
        header('Content-Type:/image/png');

        //½¨ÉèÑéÖ¤ÂëͼƬ
        $image = imagecreate(100, 40);

        //ÉèÖû­²¼Åä¾°ÑÕÉ« 
        $bg_color = imagecolorallocate($image, 238, 238, 238); 
        imagefill($image, 0, 0, $bg_color);

        //»æÖÆÑéÖ¤Âë×Ö·û
        for($i = 0; $i < $this->length; ++$i) {
            $font_file = '/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf';
            $text_color = imagecolorallocate(
                $image, mt_rand(0, 150), mt_rand(0, 150), mt_rand(0, 150));
            imagettftext($image, 24, mt_rand(-20, 20), 5 + $i * 25, 30, 
                         $text_color, $font_file, $this->codes[$i]);
        }

        //Êä³öÑéÖ¤ÂëͼƬ
        imagepng($image);
        imagedestroy($image);
        $img = ob_get_contents();
        ob_end_clean();

        return $img;
    }
}

µÇ¼ºó¸´ÖÆ

2.2ʹÓÃÒÔÏ´úÂë¼´¿ÉÔÚÑéÖ¤ÐèÒªÑéÖ¤ÂëµÄµØ·½ÌìÉú²¢Êä³öÑéÖ¤Â룺

$vf = new VerifyCode();
echo $vf->generate();

µÇ¼ºó¸´ÖÆ

ÒÔÉϾÍÊÇThinkPHPÑéÖ¤Âë²å¼þÔõÑù×°ÖõÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí£¬°æȨÕùÒéÓë±¾Õ¾Î޹أ¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í尊龙凯时人生就是博ÂËÓÍ»úÍø¹Ù·½Ì¬¶È£¬Çë¶ÁÕß½ö×ö²Î¿¼ ¡£±¾ÎĽӴýתÔØ£¬×ªÔØÇë˵Ã÷À´ÓÉ ¡£ÈôÄúÒÔΪ±¾ÎÄÇÖÕ¼ÁËÄúµÄ°æȨÐÅÏ¢£¬»òÄú·¢Ã÷¸ÃÄÚÈÝÓÐÈκÎÉæ¼°ÓÐÎ¥¹«µÂ¡¢Ã°·¸Ö´·¨µÈÎ¥·¨ÐÅÏ¢£¬ÇëÄúÁ¬Ã¦ÁªÏµ尊龙凯时人生就是博ʵʱÐÞÕý»òɾ³ý ¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ尊龙凯时人生就是博

13452372176

¿É΢ÐÅÔÚÏß×Éѯ

ÊÂÇéʱ¼ä£ºÖÜÒ»ÖÁÖÜÎ壬9:30-18:30£¬½ÚãåÈÕÐÝÏ¢

QR code
sitemap¡¢ÍøÕ¾µØͼ