tp3.2验证码
1.验证码的生成
$verify = new \Think\Verify();
public function verify()
{
$config = array(
'fontSize' => 19, // 验证码字体大小
'length' => 4, // 验证码位数
'useNoise' => false, // 关闭验证码杂点
);
$Verify = new Verify($config);
$Verify->entry();
}
2.在view中显示
<div class="layui-form-item">
<label class="layui-form-label">验证码:</label>
<div class="layui-input-inline">
<input type="text" name="code" class="layui-input" lay-verify="code" placeholder="验证码" maxlength="4"/><img
src="{:U('Login/verify',array())}" alt="" id="yzm" style="width: 190px; height: 50px;margin-left:-2px; ">
</div>
</div>
3.点击验证码图片进行刷新验证码
$("#yzm").click(function() {
var verifyURL ="{:U('Login/verify')}";
var time = new Date().getTime();
$("#yzm").attr({
"src" : verifyURL
});
var src=$('#yzm').attr('src');
});