function GetMD5Hash(input) {

var rawHash = Utilities.computeDigest(Utilities.DigestAlgorithm.MD5, input);

var txtHash = '';

for (j = 0; j <rawHash.length; j++) {

var hashVal = rawHash[j];

if (hashVal < 0)

hashVal += 256;

if (hashVal.toString(16).length == 1)

txtHash += "0";

txtHash += hashVal.toString(16);

}

return txtHash;

}

資料來源

Hash of a cell text in Google Spreadsheet

http://stackoverflow.com/questions/7994410/hash-of-a-cell-text-in-google-spreadsheet