Function counter_minmax

nosql.js:3883–3893

(opt, val)

}

function counter_minmax(opt, val) {
	var index = val.indexOf('X');
	switch (opt.type2) {
		case 'min':
			return +val.substring(0, index);
		case 'max':
			return +val.substring(index + 1);
		case 'avg':
			return ((+val.substring(0, index)) + (+val.substring(index + 1))) / 2;
	}
}

function counter_parse_years(value, year, opt) {