JavaScript 编码&解码

解码url里的gbk汉字编码

function urldecode(str, charset, callback) {
  window._urlDecodeFn_ = callback;
  var script = document.createElement('script');
  script.id = '_urlDecodeFn_';
  var src = 'data:text/javascript;charset=' + charset + ',_urlDecodeFn_("' + str + '");'
  src += 'document.getElementById("_urlDecodeFn_").parentNode.removeChild(document.getElementById("_urlDecodeFn_"));';
  script.src = src;
  document.body.appendChild(script);
}

urldecode('%C3%C0%B0%D7%EC', 'gbk', function(d) {
  console.log(d);
});

 

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