Increment by 1, return current¶
Atomically increments by one the current value and returns the updated (current) value of the counter. Multiple concurrent client requests are guaranteed to return unique updated value.
- (void)incrementAndGetWithCounterName:(NSString * _Nonnull)counterName responseHandler:^(NSInteger)responseHandler errorHandler:^(Fault * _Nonnull)errorHandler;
func incrementAndGet(counterName: String, responseHandler: ((Int) -> Void)!, errorHandler: ((Fault) -> Void)!)
where:
Argument | Description |
---|---|
counterName |
name of the counter to increment. |
Example¶
[Backendless.shared.counters incrementAndGetWithCounterName:@"MyCounter" responseHandler:^(NSInteger value) {
NSLog(@"Current value = %li", value);
} errorHandler:^(Fault *fault) {
NSLog(@"Error: %@", fault.message);
}];
//
id<IAtomic> myCounter = [Backendless.shared.counters ofCounterName:@"MyCounter"];
[myCounter incrementAndGetWithResponseHandler:^(NSInteger value) {
NSLog(@"Current value = %li", value);
} errorHandler:^(Fault *fault) {
NSLog(@"Error: %@", fault.message);
}];
Backendless.shared.counters.incrementAndGet(counterName: "MyCounter", responseHandler: { value in
print("Current value = \(value)")
}, errorHandler: { fault in
print("Error: \(fault.message ?? "")")
})
//
let myCounter = Backendless.shared.counters.of(counterName: "MyCounter")
myCounter.incrementAndGet(responseHandler: { value in
print("Current value = \(value)")
}, errorHandler: { fault in
print("Error: \(fault.message ?? "")")
})