微码

发表于
  • XSS 对应
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function escapeHtml(value) {
  if (typeof value !== "string") {
    return value;
  }
  return value.replace(/[&<>`"'\/]/g, function (result) {
    return {
      "&": "&amp;",
      "<": "&lt;",
      ">": "&gt;",
      "`": "&#x60;",
      '"': "&quot;",
      "'": "&#x27;",
      "/": "&#x2f;",
    }[result];
  });
}
  • 数字千分位
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const reg = /(?=(\B\d{3})+$)/g;
(123456789).replace(reg, ",");
(123456789).toLocaleString("en-US");
  • url 参数
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function params(url, key) {
  const obj = {};
  const reg = /(\w_)=(\w+)/g;
  while (reg.exec(url)) {
    obj[RegExp.$1]
      ? (obj[RegExp.$1] = [...obj[RegExp.$1], RegExp.$2])
      : (obj[RegExp.$1] = RegExp.$2);
  }
  if (key) {
    return obj[key];
  }
  return obj;
}
  • 时间转换
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const date = new Date();
date.toLocaleString("zh", { hour12: true }); //2020/4/4 下午6:57:36
date.toLocaleString("zh", { hour12: false }); //2020/4/4 18:57:36