php - Change a highchart x axis Label -

is possible change x axis labels of highchart include thousand separator in dot form?

my x axis has following values 10000,20000,30000 need convert 10.000,20.000,30.000

this have:

$graph_ep->yaxislabelformat="{value}";     

i need change value shown thousand separator. don't know how manipulate value.

first set thousandssep, this:

highcharts.setoptions({     lang: {         thousandssep: "."        } }); 

now, update format:

format: '{value:,.0f}' 

working demo:

http://jsfiddle.net/4bvhm97j/

more formatting strings in highcharts in docs.