com.bestvike.linq.enumerable

类 Sum

java.lang.Object

com.bestvike.linq.enumerable.Sum

public final class Sum
extends java.lang.Object

Created by 许崇雷 on 2018-05-08.

方法概要

限定符和类型	方法和说明
static java.math.BigDecimal	sumDecimal(IEnumerable<java.math.BigDecimal> source)
static <TSource> java.math.BigDecimal	sumDecimal(IEnumerable<TSource> source, DecimalFunc1<TSource> selector)
static java.math.BigDecimal	sumDecimalNull(IEnumerable<java.math.BigDecimal> source)
static <TSource> java.math.BigDecimal	sumDecimalNull(IEnumerable<TSource> source, NullableDecimalFunc1<TSource> selector)
static double	sumDouble(IEnumerable<java.lang.Double> source)
static <TSource> double	sumDouble(IEnumerable<TSource> source, DoubleFunc1<TSource> selector)
static double	sumDoubleNull(IEnumerable<java.lang.Double> source)
static <TSource> double	sumDoubleNull(IEnumerable<TSource> source, NullableDoubleFunc1<TSource> selector)
static float	sumFloat(IEnumerable<java.lang.Float> source)
static <TSource> float	sumFloat(IEnumerable<TSource> source, FloatFunc1<TSource> selector)
static float	sumFloatNull(IEnumerable<java.lang.Float> source)
static <TSource> float	sumFloatNull(IEnumerable<TSource> source, NullableFloatFunc1<TSource> selector)
static int	sumInt(IEnumerable<java.lang.Integer> source)
static <TSource> int	sumInt(IEnumerable<TSource> source, IntFunc1<TSource> selector)
static int	sumIntNull(IEnumerable<java.lang.Integer> source)
static <TSource> int	sumIntNull(IEnumerable<TSource> source, NullableIntFunc1<TSource> selector)
static long	sumLong(IEnumerable<java.lang.Long> source)
static <TSource> long	sumLong(IEnumerable<TSource> source, LongFunc1<TSource> selector)
static long	sumLongNull(IEnumerable<java.lang.Long> source)
static <TSource> long	sumLongNull(IEnumerable<TSource> source, NullableLongFunc1<TSource> selector)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

方法详细资料

sumInt

public static int sumInt(IEnumerable<java.lang.Integer> source)

sumIntNull

public static int sumIntNull(IEnumerable<java.lang.Integer> source)

sumLong

public static long sumLong(IEnumerable<java.lang.Long> source)

sumLongNull

public static long sumLongNull(IEnumerable<java.lang.Long> source)

sumFloat

public static float sumFloat(IEnumerable<java.lang.Float> source)

sumFloatNull

public static float sumFloatNull(IEnumerable<java.lang.Float> source)

sumDouble

public static double sumDouble(IEnumerable<java.lang.Double> source)

sumDoubleNull

public static double sumDoubleNull(IEnumerable<java.lang.Double> source)

sumDecimal

public static java.math.BigDecimal sumDecimal(IEnumerable<java.math.BigDecimal> source)

sumDecimalNull

public static java.math.BigDecimal sumDecimalNull(IEnumerable<java.math.BigDecimal> source)

sumInt

public static <TSource> int sumInt(IEnumerable<TSource> source,
                                   IntFunc1<TSource> selector)

sumIntNull

public static <TSource> int sumIntNull(IEnumerable<TSource> source,
                                       NullableIntFunc1<TSource> selector)

sumLong

public static <TSource> long sumLong(IEnumerable<TSource> source,
                                     LongFunc1<TSource> selector)

sumLongNull

public static <TSource> long sumLongNull(IEnumerable<TSource> source,
                                         NullableLongFunc1<TSource> selector)

sumFloat

public static <TSource> float sumFloat(IEnumerable<TSource> source,
                                       FloatFunc1<TSource> selector)

sumFloatNull

public static <TSource> float sumFloatNull(IEnumerable<TSource> source,
                                           NullableFloatFunc1<TSource> selector)

sumDouble

public static <TSource> double sumDouble(IEnumerable<TSource> source,
                                         DoubleFunc1<TSource> selector)

sumDoubleNull

public static <TSource> double sumDoubleNull(IEnumerable<TSource> source,
                                             NullableDoubleFunc1<TSource> selector)

sumDecimal

public static <TSource> java.math.BigDecimal sumDecimal(IEnumerable<TSource> source,
                                                        DecimalFunc1<TSource> selector)

sumDecimalNull

public static <TSource> java.math.BigDecimal sumDecimalNull(IEnumerable<TSource> source,
                                                            NullableDecimalFunc1<TSource> selector)