//字体大小为16,并且加粗
tv_1.setTextSize(TypedValue.COMPLEX_UNIT_SP, 16);
tv_1.setTypeface(Typeface.defaultFromStyle(Typeface.BOLD));
//取消加粗
tv_1.setTypeface(Typeface.defaultFromStyle(Typeface.NORMAL));
TextView 动态设置字体大小和加粗
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转载自blog.csdn.net/wuqingsen1/article/details/83587075
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