★ isTrue()
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isTrue()
Checks if value is a type or an instance of (by using the ) equal to true
.
Payload
extends
object
The Payload
generic type variable constrained by indicates the type of optional parameter of the supplied function and optional parameter of the function from which it captures its value.
value: any
The value of type to check.
callback: ResultCallback<any, Payload>
payload?: Payload
value is true
A callback function
of type with parameters, the that has been checked, the of this check, and of generic type variable with optional properties from the provided , to handle them before the return. By default, it uses function.
An optional of the generic type variable is assigned to the of the given function.
The return type is a as the result of its statement indicating the is true
.
The return value is a indicating whether the provided is a type or an instance of that is equal to true
.