网站禁止右键菜单代码、禁止复制粘贴代码

document.oncontextmenu = function (event) {
  if (window.event) {
    event = window.event;
  }
  try {
    var the = event.srcElement;
    if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
      return false;
    }
    return true;
  } catch (e) {
    return false;
  }
}
//屏蔽粘贴
document.onpaste = function (event) {
  if (window.event) {
    event = window.event;
  }
  try {
    var the = event.srcElement;
    if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
      return false;
    }
    return true;
  } catch (e) {
    return false;
  }
}
//屏蔽复制
document.oncopy = function (event) {
  if (window.event) {
    event = window.event;
  }
  try {
    var the = event.srcElement;
    if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
      return false;
    }
    return true;
  } catch (e) {
    return false;
  }
}
//屏蔽剪切
document.oncut = function (event) {
  if (window.event) {
    event = window.event;
  }
  try {
    var the = event.srcElement;
    if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
      return false;
    }
    return true;
  } catch (e) {
    return false;
  }
}
//屏蔽选中
document.onselectstart = function (event) {
  if (window.event) {
    event = window.event;
  }
  try {
    var the = event.srcElement;
    if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")) {
      return false;
    }
    return true;
  } catch (e) {
    return false;
  }
}
作者：游魂
链接：https://www.iyouhun.com/post-18.html
来源：游魂博客
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