From 2a10155772e869b1f5c2d9582f362c74f1598cd3 Mon Sep 17 00:00:00 2001
From: changwei <867597730@qq.com>
Date: Thu, 7 Jun 2018 02:38:39 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E6=94=AF=E6=8C=81=E9=AA=8C?=
 =?UTF-8?q?=E8=AF=81=E7=A0=81=E5=9B=BE=E7=89=87=E7=82=B9=E5=87=BB=E8=87=AA?=
 =?UTF-8?q?=E5=8A=A8=E6=9B=B4=E6=8D=A2?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

这算是一个比较常用的需求了
---
 src/helper.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/helper.php b/src/helper.php
index 914c749..380e0c4 100644
--- a/src/helper.php
+++ b/src/helper.php
@@ -50,6 +50,19 @@ function captcha_img($id = '')
 }
 
 
+/**
+ * @param string $id
+ * @param string $element 验证码HTML元素ID
+ * @return string
+ */
+function captcha_img_with_replacement($id = '', $element = 'think-captcha')
+{
+    return '<img src="' . captcha_src($id) . '" alt="' . $element .
+        '" id="think-captcha" onclick="document.getElementById("' . $element . '").src="' .
+        captcha_src($id) . '"+Math.random()' . '/>';
+}
+
+
 /**
  * @param        $value
  * @param string $id