javascript - How do I automatically set a Google Sheets cell to the current date on editing its row? -


i have google spreadsheet want automatically set value of "date" cell whenever edit row date has not been set. far know google sheets api , how googlescript works, figure should work, never sets debug cell! what doing wrong here?

/**  * automatically puts current date in first column of edited row  */ function onedit(event){   var sheet = event.source.getactivesheet();   var debugcell = sheet.getcell(10,10);   debugcell.setvalue("debug cell"); // if works, should show up... doesn't :c    var editedcell = sheet.getactivecell();   var datecol = 0;   var datecell = sheet.getcell(editedcell.getrow(), datecol);    debugcell.setvalue(editedcell.getcolumn());    if(!datecell.getvalue() && editedcell.getcolumn() != datecol){        datecell.setvalue(new date());   } } 

i suppose did not set triggers. in script editor, go resources -> current project's triggers select function name (in case onedit) , set event from spreadsheet -> onedit

save , done.

edited solution

okay there problem in code too. missed earlier.

getcell function of class range , not class sheet. should use getrange instead. here code should work. can edit per requirements.

function onedit(event){   var sheet = event.source.getactivesheet();   var debugcell = sheet.getrange(10,10);   debugcell.setvalue("debug cell"); // if works, should show up... doesn't :c    var editedcell = sheet.getactivecell();   var datecol = 1;   var datecell = sheet.getrange(editedcell.getrow(), datecol);    debugcell.setvalue(editedcell.getcolumn());    if(!datecell.getvalue() && editedcell.getcolumn() != datecol){        datecell.setvalue(new date());   } } 

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