格式编号为百分比

Question

我写了这段代码,我想将数字z格式化为百分比.

float l = ([textField2.text floatValue]);
float g = ([textField1.text floatValue]);

float x = l/1.23;
float y = x-g;
float z = y/l;

label.text = [[NSString alloc] initWithFormat:@"%2.2f \%",z]; 

Answer 1

使您的代码如下.

label.text = [[NSString alloc] initWithFormat:@"%2.2f %%",(z*100)];