IOS-UIButton button event, iosuibutton

Source: Internet
Author: User

IOS-UIButton button event, iosuibutton
UIButton

Button event

-(IBAction) clickRedButton {// change the text color self. label. textColor = [UIColor redColor]; // modify the text content self. label. text = @ "I am red"; // change the text background color self. label. backgroundColor = [UIColor greenColor]; // change the text alignstextalignmentcenter: Center, NSTextAlignmentRight: Right, NSTextAlignmentLeft: Left self. label. textAlignment = NSTextAlignmentCenter; // modify the text size self. label. font = [UIFont systemFontOfSize: 30.f];}

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