iOS how can i zoom fucntion in the webview?

[junmoney83]

i want to call one website which name is "http://google.co.kr"

and i called site by webview controller.

i want to zoom website.
i heared i can do it if i use scalesPageToFit.
but it does't work.

below is my code.

- (void)applicationDidFinishLaunching:(UIApplication *)application {    
    
    // Override point for customization after app launch    

	wevView2.scalesPageToFit = YES;
	[window makeKeyAndVisible];
	NSURL *url = [NSURL URLWithString:@"http://google.co.kr"];

	NSURLRequest *request = [NSURLRequest requestWithURL:url];
	wevView2.scalesPageToFit = YES;
	[wevView2 loadRequest:request];
	wevView2.scalesPageToFit = YES;
	
}