NSInteger width = 10;
NSInteger height = 3;
float scale = self_W * 1.0 / counts;
NSLog(@"%f", scale);
// (3.333333)
NSInteger width = 10;
NSInteger height = 3;
float scale = self_W * 1.0 / counts;
NSLog(@"%f", scale);
// (3.333333)
本文标题：iOS 除法，结果为小数格式
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