cssAudio - Activefile-genericCSS - ActiveGeneric - ActiveHTML - ActiveImage - ActiveJS - ActiveSVG - ActiveText - Activefile-genericVideo - ActiveLovehtmlicon-new-collectionicon-personicon-teamlog-outoctocatpop-outspinnerstartv

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CSS Base

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Add External CSS

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Add External JavaScript

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Code Indentation


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              <input type="file" class="image_file" data-image-tag-id="#image01"><br>
<img id="image01"><br>

<input type="file" class="image_file" data-image-tag-id="#image02"><br>
<img id="image02"><br>

<input type="file" class="image_file" data-image-tag-id="#image03"><br>
<img id="image03"><br>

<input type="file" class="image_file" data-image-tag-id="#image04"><br>
<img id="image04"><br>

<input type="file" class="image_file" data-image-tag-id="#image05"><br>
<img id="image05"><br>
              $(function () {
  $('.image_file').change(function () {
    // 画像の情報を取得
    var file = this.files[0];
    var img_tag_id = $(this).data('imageTagId');

    // 指定の拡張子以外の場合はアラート
    var permit_type = ['image/jpeg', 'image/png', 'image/gif'];
    if (file && permit_type.indexOf(file.type) == -1) {
      $(img_tag_id).attr('src', '');

    // 読み込んだ画像を取得し、フォームの直後に表示させる
    var reader = new FileReader()
    reader.onload = function () {
      $(img_tag_id).attr('src', reader.result);
      $(img_tag_id + '_prev').attr('src', '');

    // 画像の読み込み
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