thinkphp Verification Code

TP in the verification code is a lot simpler, less to the original more cumbersome operation, below to take a look at the verification code example!

yzm1.html Front Desk templates

        <formAction=""Method= "POST">        <inputtype= "text"name= "Code"ID="">        <imgsrc= "{: U (' Yzm ')}"alt="">        <inputtype= "Submit"value= "Submit">    </form>    

Controller page

<?phpnamespace Home\controller; UseThink\controller;classUsercontrollerextendsController { Public functionindex () {Echo"Index"; }     Public functionYzm () {//$Verify = new \think\verify ();    Set font size//$Verify->fontsize = 30;    Use background image//$Verify->useimgbg=true;    Whether there is interference line//$Verify->usecurve=false;    Whether to use small dots//$Verify->usenoise=true;    Verification code Width//$Verify->imagew=500;    Verification code Width//$Verify->imageh=200;    Verify number of code bits//$Verify->length=3;    Set the interference color//$Verify->bg=array (255,0,0);    Set verification code Character set///$Verify->codeset= "123456789";    Set field//$Verify->fontttf= "Simkai.ttf";    Set font//$Verify->zhset= "I love You";    Use Chinese captcha//$Verify->usezh=true; $Verify->entry ();        $Verify=New\think\verify (); $Verify->fonotttf = "Simkai.ttf"; $Verify->zhset= "I Love You China"; $Verify->length=3; $Verify->usezh =true; $Verify-entry (); }   functionCheck_verify ($code,$id= ' '){        $verify=New\think\verify (); return $verify->check ($code,$id); }
     Public functionyzm1 () {if(is_post) {#code ...//echo "<pre>";            Print_r ($_session);                echo "</pre>"; Pass the user's value for detection            if($this->check_verify ($_post[' Code '])) {                Echo"1"; }Else{                Echo"2"; }        }Else{        $this-display (); }    }}

Note: The Chinese captcha must be placed in the font path to Thinkphp/verify/zhttfs

Verification code correct echo 1;

Verification code error echo 2;

thinkphp Verification Code