আমি ব্যবহারকারীর79865 এর উত্তরে চমৎকার ধারণাটি প্রসারিত করেছি , এটি আরও ক্ষেত্রে কাজ করার জন্য এবং একাধিক যুক্তি দিয়ে কাস্টম ফাংশনে প্রেরণ করা হয়েছে।
এটি ব্যবহার করতে, নীচের কোডটি অনুলিপি করুন এবং তারপরে আপনার কাস্টম ফাংশন কলটিতে GetParamRanges()এটি আপনার ফাংশনের নামটি দিয়ে যাবেন:
function CustomFunc(ref1, ref2) {
var ranges = GetParamRanges("CustomFunc"); // substitute your function name here
// ranges[0] contains the range object for ref1 (or null)
// ranges[1] contains the range object for ref2 (or null)
... do what you want
return what_you_want;
}
এখানে কোনও ঘরের রঙ ফেরানোর উদাহরণ দেওয়া হল:
/**
* Returns the background color of a cell
*
* @param {cell_ref} The address of the cell
* @return The color of the cell
* @customfunction
*/
function GetColor(ref) {
return GetParamRanges("GetColor")[0].getBackground();
}
এখানে কোড এবং আরও কিছু ব্যাখ্যা:
/**
* Returns an array of the range object(s) referenced by the parameters in a call to a custom function from a cell
* The array will have an entry for each parameter. If the parameter was a reference to a cell or range then
* its array element will contain the corresponding range object, otherwise it will be null.
*
* Limitations:
* - A range is returned only if a parameter expression is a single reference.
* For example,=CustomFunc(A1+A2) would not return a range.
* - The parameter expressions in the cell formula may not contain commas or brackets.
* For example, =CustomFunc(A1:A3,ATAN2(4,3),B:E) would not parse correctly.
* - The custom function may not appear more than once in the cell formula.
* - Sheet names may not contain commas, quotes or closing brackets.
* - The cell formula may contain white space around the commas separating the custom function parameters, or after
* the custom function name, but not elsewhere within the custom function invocation.
* - There may be other limitations.
*
* Examples:
* Cell formula: =CUSTOMFUNC($A$1)
* Usage: var ranges = GetParamRanges("CustomFunc");
* Result: ranges[0]: range object for cell A1 in the sheet containing the formula
*
* Cell formula: =CUSTOMFUNC(3, 'Expenses'!B7)
* Usage: var ranges = GetParamRanges("CustomFunc");
* Result: ranges[0]: null
* ranges[1]: range object for cell B7 in sheet Expenses
*
* Cell formula: =sqrt(4+myfunction(A1:C3))
* Usage: var ranges = GetParamRanges("MyFunction");
* Result: ranges[0]: range object for cells A1 through C3 in the sheet containing the formula
*
* Cell formula: =CustomFunc(A1+A2, A1, A2)
* Usage: var ranges = GetParamRanges("CustomFunc");
* Result: ranges[0]: null
* ranges[1]: range object for cell A1 in the sheet containing the formula
* ranges[2]: range object for cell A2 in the sheet containing the formula
*
* @param {funcName} The name of the custom function (string, case-insensitive)
* @return The range(s) referenced by the parameters to the call
*/
function GetParamRanges(funcName) {
var ourSheet = SpreadsheetApp.getActiveSheet();
var formula = SpreadsheetApp.getActiveRange().getFormula();
var re = new RegExp(".+" + funcName + "\\s*\\((.*?)\\)","i");
var ranges=[]; // array of results
try {
var args = formula.match(re)[1].split(/\s*,\s*/) // arguments to custom function, separated by commas
// if there are no args it fails and drops out here
for (var i=0; i<args.length; i++) {
var arg=args[i].split('!'); // see if arg has a sheet name
try {
if (arg.length == 1) { // if there's no sheet name then use the whole arg as the range definition
ranges[i] = ourSheet.getRange(arg[0]);
}
else { // if there's a sheet name, use it (after removing quotes around it)
var sheetName=arg[0].replace(/'/g, '');
var otherSheet=SpreadsheetApp.getActiveSpreadsheet().getSheetByName(sheetName);
ranges[i] = otherSheet.getRange(arg[1]);
}
}
catch(e) { // assume it couldn't be identified as a range for whatever reason
ranges[i]=null;
}
}
}
catch(e) {}
return ranges
}