私有字段有两种常用约定:camelCase和_camelCaseWithLeadingUnderscore。
public class Rational
{
private readonly int numerator;
private readonly int denominator;
public Rational(int numerator, int denominator)
{
// "this" keyword is required to refer to the class-scope field
this.numerator= numerator;
this.denominator= denominator;
}
}public class Rational
{
private readonly int _numerator;
private readonly int _denominator;
public Rational(int numerator, int denominator)
{
// Names are unique, so "this" keyword is not required
_numerator = numerator;
_denominator = denominator;
}
}