摘要：
1、动态创建1btnfont=[UIButtonbuttonWithType:UIButtonTypeRoundedRect];2[btnfontsetFrame:CGRectMake(100,10,120,40)];3[btnfontaddTarget:selfaction:nilforControlEvents:UIControlEventTouchUpInside];4[btnfontsetTitle:@"字体"forState:UIControlStateNormal];5btnfont.backgroundColor=[UIColorclearColor];6[s 阅读全文
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