var a=new Array(); function sample() { } function play() { var id="1zbUzLJapPxL-w6CtoCjh3m6gtSQ3GA5bWUrQNcQiIao"; ex1 = SpreadsheetApp.openById(id); sheet = ex1.getSheetByName("data"); m=sheet.getRange(1, 1).getValue(); m=m+1; if(m>4)m=1; sheet.getRange(1, 1).setValue(m); a[1]="A"; a[2]="B"; a[3]="C"; a[4]="D"; sheet.getRange(3, 3).setValue(a[m]); } function paint() { }