小程序圖片轉(zhuǎn)成base64的實(shí)現(xiàn)方式

<pre name="code" class="php">case 'imgBufferToBase64':

<span style="white-space:pre"> </span>$data='';

 

<span style="white-space:pre"> </span>file_put_contents("1.txt",var_export($_FILES,true)."\r\n",FILE_APPEND);

<span style="white-space:pre"> </span>if(!empty($_FILES['upload']['tmp_name'])){

<span style="white-space:pre"> </span>if(empty($_FILES['upload']['type'])){

<span style="white-space:pre"> </span>IO::Debug('文件類(lèi)型不合法');

<span style="white-space:pre"> </span>}

<span style="white-space:pre"> </span>if(!in_array($_FILES['upload']['type'],array(

<span style="white-space:pre"> </span>'image/gif',

<span style="white-space:pre"> </span>'image/pjpeg',

<span style="white-space:pre"> </span>'image/jpeg',

<span style="white-space:pre"> </span>'image/x-png',

<span style="white-space:pre"> </span>'image/png',

<span style="white-space:pre"> </span>'image/bmp'

<span style="white-space:pre"> </span>))){

<span style="white-space:pre"> </span>IO::Debug($_FILES['upload']['type'].'文件類(lèi)型不合法');

<span style="white-space:pre"> </span>}

<span style="white-space:pre"> </span>$data=file_get_contents($_FILES['upload']['tmp_name']);

<span style="white-space:pre"> </span>file_put_contents("1.txt",var_export($data,true)."\r\n",FILE_APPEND);

<span style="white-space:pre"> </span>IO::Debug('解析成功',true,$data);

<span style="white-space:pre"> </span>}

<span style="white-space:pre"> </span>IO::Debug("解析失敗");

break;

</pre>

<pre></pre>

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<pre></pre>

<span style="font-size:14px">js代碼:</span>

<p></p>

<pre name="code" class="javascript">wx.uploadFile({

  url: 'https://' + app.globalData.host + '/api/?sign=' + sign, 

  filePath: tempFilePaths[0],

  name: 'upload',

  header: { 

"content-type": "multipart/form-data",

"content-type": "application/x-www-form-urlencoded"

  },

  formData: formData,

  success: function (res) {</pre><pre name="code" class="javascript"><span style="white-space:pre"> </span>var $data = JSON.parse(res.data);</pre><pre name="code" class="javascript">     if (typeof ($data.data) != "undefined" && $data.code){

        var imgBase64 = "data:image/jpeg;base64," + $data.data;

     }

  }

})</pre><br data-filtered="filtered">

<p></p>

<p><br data-filtered="filtered">

</p>

<span style="font-size:14px"><br data-filtered="filtered">

<br data-filtered="filtered">

</span>

<p></p>

<pre></pre>

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