和暦変換
/**
* 和暦変換
* @param int year
* @param bool setting
* @returns int | string
*/
function convert_wareki(year, setting){
var result;
if(setting === false){
return year;
} else if (year > 1988) {
result = year - 1988;
result = '平成 ' + result;
return result;
} else if (year > 1925) {
result = year - 1925;
result = '昭和 ' + result;
return result;
} else if (year > 1911) {
result = y - 1911;
result = '大正 ' + result;
return result;
} else if (year > 1867) {
result = year - 1867;
result = '明治 ' + result;
return result;
}
}