Class: Time
Represents a time without a date or time zone. This is an abstract class and cannot be instantiated directly. Use the static methods to create Time instances.
Abstract
Properties
hour
hour:
number
The hour component of the time.
Example
const time = Time.of(14, 30);
print(time.hour); // 14
minute
minute:
number
The minute component of the time.
Example
const time = Time.of(14, 30);
print(time.minute); // 30
nano
nano:
number
The nanosecond component of the time.
Example
const time = Time.of(14, 30, 15, 123456789);
print(time.nano); // 123456789
second
second:
number
The second component of the time.
Example
const time = Time.of(14, 30, 15);
print(time.second); // 15
Methods
add()
add(
duration):Time
Adds a duration to this time.
Parameters
• duration: Duration
The duration to add.
Returns
A new Time instance with the duration added.
Example
const time = Time.of(10, 30);
const newTime = time.add(Duration.ofHours(2));
print(newTime.toString()); // Output: "12:30:00"
compareTo()
compareTo(
other):number
Compares this time to another time.
Parameters
• other: Time
The other time to compare to.
Returns
number
A negative integer, zero, or a positive integer as this time is before, equal to, or after the specified time.
Example
const time1 = Time.of(10, 30);
const time2 = Time.of(11, 0);
print(time1.compareTo(time2)); // Output: -1
isAfter()
isAfter(
other):boolean
Checks if this time is after the specified time.
Parameters
• other: Time
The time to compare to.
Returns
boolean
true if this time is after the specified time, false otherwise.
Example
const time1 = Time.of(10, 30);
const time2 = Time.of(9, 0);
print(time1.isAfter(time2)); // Output: true
isBefore()
isBefore(
other):boolean
Checks if this time is before the specified time.
Parameters
• other: Time
The time to compare to.
Returns
boolean
true if this time is before the specified time, false otherwise.
Example
const time1 = Time.of(10, 30);
const time2 = Time.of(11, 0);
print(time1.isBefore(time2)); // Output: true
isEqual()
isEqual(
other):boolean
Checks if this time is equal to the specified time.
Parameters
• other: Time
The time to compare to.
Returns
boolean
true if this time is equal to the specified time, false otherwise.
Example
const time1 = Time.of(10, 30);
const time2 = Time.of(10, 30);
print(time1.isEqual(time2)); // Output: true
minus()
minus(
duration):Time
Subtracts a duration from this time.
Parameters
• duration: Duration
The duration to subtract.
Returns
A new Time instance with the duration subtracted.
Example
const time = Time.of(10, 30);
const newTime = time.minus(Duration.ofHours(1));
print(newTime.toString()); // Output: "09:30:00"
minusHours()
minusHours(
hours):Time
Returns a copy of this time with the specified number of hours subtracted.
Parameters
• hours: number
The number of hours to subtract.
Returns
A new Time instance with the hours subtracted.
Example
const time = Time.of(10, 30);
const newTime = time.minusHours(2);
print(newTime.toString()); // Output: "08:30:00"
minusMinutes()
minusMinutes(
minutes):Time
Returns a copy of this time with the specified number of minutes subtracted.
Parameters
• minutes: number
The number of minutes to subtract.
Returns
A new Time instance with the minutes subtracted.
Example
const time = Time.of(10, 30);
const newTime = time.minusMinutes(15);
print(newTime.toString()); // Output: "10:15:00"
minusNanos()
minusNanos(
nanos):Time
Returns a copy of this time with the specified number of nanoseconds subtracted.
Parameters
• nanos: number
The number of nanoseconds to subtract.
Returns
A new Time instance with the nanoseconds subtracted.
Example
const time = Time.of(10, 30, 0, 500000000);
const newTime = time.minusNanos(250000000);
print(newTime.toString()); // Output: "10:30:00.250000000"
minusSeconds()
minusSeconds(
seconds):Time
Returns a copy of this time with the specified number of seconds subtracted.
Parameters
• seconds: number
The number of seconds to subtract.
Returns
A new Time instance with the seconds subtracted.
Example
const time = Time.of(10, 30, 30);
const newTime = time.minusSeconds(15);
print(newTime.toString()); // Output: "10:30:15"
plus()
plus(
duration):Time
Adds a duration to this time.
Parameters
• duration: Duration
The duration to add.
Returns
A new Time instance with the duration added.
Example
const time = Time.of(10, 30);
const newTime = time.plus(Duration.ofHours(2));
print(newTime.toString()); // Output: "12:30:00"
plusHours()
plusHours(
hours):Time
Returns a copy of this time with the specified number of hours added.
Parameters
• hours: number
The number of hours to add.
Returns
A new Time instance with the hours added.
Example
const time = Time.of(10, 30);
const newTime = time.plusHours(2);
print(newTime.toString()); // Output: "12:30:00"
plusMinutes()
plusMinutes(
minutes):Time
Returns a copy of this time with the specified number of minutes added.
Parameters
• minutes: number
The number of minutes to add.
Returns
A new Time instance with the minutes added.
Example
const time = Time.of(10, 30);
const newTime = time.plusMinutes(15);
print(newTime.toString()); // Output: "10:45:00"
plusNanos()
plusNanos(
nanos):Time
Returns a copy of this time with the specified number of nanoseconds added.
Parameters
• nanos: number
The number of nanoseconds to add.
Returns
A new Time instance with the nanoseconds added.
Example
const time = Time.of(10, 30, 0, 500000000);
const newTime = time.plusNanos(250000000);
print(newTime.toString()); // Output: "10:30:00.750000000"
plusSeconds()
plusSeconds(
seconds):Time
Returns a copy of this time with the specified number of seconds added.
Parameters
• seconds: number
The number of seconds to add.
Returns
A new Time instance with the seconds added.
Example
const time = Time.of(10, 30, 30);
const newTime = time.plusSeconds(15);
print(newTime.toString()); // Output: "10:30:45"
toString()
toString(
format?):string
Returns a string representation of this time.
Parameters
• format?: string
The format to use for the string representation.
Returns
string
A string representation of this time.
Example
const time = Time.of(10, 30, 15);
print(time.toString()); // Output: "10:30:15"
print(time.toString("HH:mm")); // Output: "10:30"
withHour()
withHour(
hour):Time
Returns a copy of this time with the hour changed.
Parameters
• hour: number
The new hour value (0-23).
Returns
A new Time instance with the updated hour.
Example
const time = Time.of(10, 30);
const newTime = time.withHour(14);
print(newTime.toString()); // Output: "14:30:00"
withMinute()
withMinute(
minute):Time
Returns a copy of this time with the minute changed.
Parameters
• minute: number
The new minute value (0-59).
Returns
A new Time instance with the updated minute.
Example
const time = Time.of(10, 30);
const newTime = time.withMinute(45);
print(newTime.toString()); // Output: "10:45:00"
withNano()
withNano(
nano):Time
Returns a copy of this time with the nanosecond changed.
Parameters
• nano: number
The new nanosecond value (0-999,999,999).
Returns
A new Time instance with the updated nanosecond.
Example
const time = Time.of(10, 30, 0, 0);
const newTime = time.withNano(500000000);
print(newTime.toString()); // Output: "10:30:00.500000000"
withSecond()
withSecond(
second):Time
Returns a copy of this time with the second changed.
Parameters
• second: number
The new second value (0-59).
Returns
A new Time instance with the updated second.
Example
const time = Time.of(10, 30, 0);
const newTime = time.withSecond(30);
print(newTime.toString()); // Output: "10:30:30"
now()
staticnow(zone?):Time
Returns the current time.
Parameters
• zone?: TimeZone
The time zone to use (optional).
Returns
The current time.
Example
const currentTime = Time.now();
print(currentTime.toString()); // Output: Current time, e.g., "15:30:45"
of()
staticof(hour,minute?,second?,nano?):Time
Creates a new Time instance with the specified hour, minute, second, and nanosecond.
Parameters
• hour: number
The hour of the day (0-23).
• minute?: number
The minute of the hour (0-59).
• second?: number
The second of the minute (0-59).
• nano?: number
The nanosecond of the second (0-999,999,999).
Returns
A new Time instance.
Example
const time1 = Time.of(10, 30);
print(time1.toString()); // Output: "10:30:00"
const time2 = Time.of(14, 45, 30, 500000000);
print(time2.toString()); // Output: "14:45:30.500000000"
parse()
staticparse(value,format?):Time
Parses a string representation of time into a Time instance.
Parameters
• value: string
The string to parse.
• format?: string
The format of the input string (optional).
Returns
A new Time instance parsed from the input string.
Example
const time1 = Time.parse("10:30");
print(time1.toString()); // Output: "10:30:00"
const time2 = Time.parse("14:45:30", "HH:mm:ss");
print(time2.toString()); // Output: "14:45:30"