原文:微信小程序把玩（十三）progress组件

<progress percent="80" show-info="true" stroke-width="5" color="red" active="true"/>

$(function () {
$(‘pre.prettyprint code‘).each(function () {
var lines = $(this).text().split(‘\n‘).length;
var $numbering = $(‘

‘).addClass(‘pre-numbering‘).hide();
$(this).addClass(‘has-numbering‘).parent().append($numbering);
for (i = 1; i <= lines; i++) {
$numbering.append($(‘
• ‘).text(i));
  };
  $numbering.fadeIn(1700);
  });
  });
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