JS snippet to delete PII

erase_PII.js

function Pii(string){
    var piiRegex = [{
      name: 'EMAIL',
      regex: /(\&|\?|\#)(email|e-mail|mail)=[^&#]+/gi
    },{
      name: 'EMAIL',
      regex: /[^&?=#]+(@|%40)[^@&?=#]+\.[^@&?=#]+/gi
    },{
      name: 'ADDRESS',
      regex: /(\&|\?|\#)address=[^&#]+/gi
    },{
      name: 'NAME',
      regex: /(\&|\?|\#)(firstname|surname|prenom|lastname|name|nom|username)=[^&#]+/gi
    },{
      name: 'PASSWORD',
      regex: /(\&|\?|\#)(password|pwd)=[^&#]+/gi
    },{
      name: 'PHONE',
      regex: /(\&|\?|\#)phone=[^&#]+/gi
    }];

    try {
        var val = decodeURIComponent(decodeURIComponent(string));
      } catch(e) {
        val = decodeURIComponent(string);
    }
      piiRegex.forEach(function(pii) {
        if(val.match(pii.regex) !== null && val.match(pii.regex)[0].split('=').length > 1){
          val = val.replace(pii.regex, val.match(pii.regex)[0].split('=')[0] + '=[DELETED ' + pii.name + ']');  
        }
        else{
          val = val.replace(pii.regex, '[DELETED ' + pii.name + ']');   
        }
      });
	  return val
  }