Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →
instance method
DateTime#jisx0301
(?::Integer n) -> ::String
dt.jisx0301([n=0]) → string
ext/date/date_core.c
View on GitHub ↗
static VALUE
dt_lite_jisx0301(int argc, VALUE *argv, VALUE self)
{
long n = 0;
rb_check_arity(argc, 0, 1);
if (argc >= 1)
n = NUM2LONG(argv[0]);
return rb_str_append(d_lite_jisx0301(self),
iso8601_timediv(self, n));
}
Returns a string in a JIS X 0301 format. The optional argument n is the number of digits for fractional seconds.
Example
DateTime.parse('2001-02-03T04:05:06.123456789+07:00').jisx0301(9) #=> "H13.02.03T04:05:06.123456789+07:00"