api.md

- (void)echo:(CDVInvokedUrlCommand*)command
{
    CDVPluginResult* pluginResult = nil;
    NSString* echo = [command.arguments objectAtIndex:0];
    
    if (echo != nil && [echo length] > 0) {
        pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsString:echo];
    } else {
        pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR];
    }
    
    [self.commandDelegate sendPluginResult:pluginResult callbackId:command.callbackId];
}