Search spreadsheet by column, return rows

Question

I\'m trying to find the best script in terms of runtime to complete a task. I\'ve got a decently large spreadsheet where I need to check values in certain known columns, and

Answer 1

You can use the code below to search in a specific column. Code is self explanatory.

function onOpen() {
  var ss = SpreadsheetApp.getActiveSpreadsheet();
  var menuEntries = [ {name: "Search", functionName: "onSearch"} ];
  ss.addMenu("Commands", menuEntries);    
}

function onSearch()
{
    var searchString = "Test11";
    var sheet = SpreadsheetApp.getActiveSpreadsheet().getSheetByName("SheetName"); 
    var column =4; //column Index   
    var columnValues = sheet.getRange(2, column, sheet.getLastRow()).getValues(); //1st is header row
    var searchResult = columnValues.findIndex(searchString); //Row Index - 2

    if(searchResult != -1)
    {
        //searchResult + 2 is row index.
        SpreadsheetApp.getActiveSpreadsheet().setActiveRange(sheet.getRange(searchResult + 2, 1))
    }
}

Array.prototype.findIndex = function(search){
  if(search == "") return false;
  for (var i=0; i