WatchOptions
Methods
guard
Since ver. 5.1.0
guard(newValue: T
, oldValue: T
): boolean
A function that returns a boolean to determine if the callback should be called. The guard not set by default.
Parameters
newValue:
T
oldValue:
T
Returns
type:
boolean
Props
clearable
clearable: boolean
Whether the callback should be removed after calling the clear method. The default value is true.
immediate
Since ver. 5.1.0
immediate: boolean
Whether the callback should be called immediately after being added. The default value is false.
once
once: boolean
Whether the callback should be called only once. The default value is false.
signal
Since ver. 5.1.0
signal: AbortSignal
An AbortSignal. The watch callback will be removed when the abort() method of the AbortController which owns the AbortSignal is called. See AbortController for details.