Epson TM-T88V-i User Manual page 191

Example
To print Canvas(ID=myCanvas):
To display the print result in a message box.
<script type="text/javascript" src="epos-print-3.x.x.js"></script>
<script type="text/javascript">
<!--
function printCanvas() {
var address = 'http://192.168.192.168/cgi-bin/epos/service.cgi?devid=local_printer';
var canvas = document.getElementById('myCanvas');
var epos = new epson.CanvasPrint(address);
epos.onreceive = function (res) {
var success = res.success;
var code = res.code;
var status = res.status;
alert(success);
};
epos.print(canvas);
}
//-->
</script>
Chapter 5 ePOS-Print Canvas API
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