Java 查找整数数组的最大值。
查找整数数组的最大值。
实例源码：
源代码：
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//package com.nowjava;4
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/**来自 6
时 代 J a v a - nowjava.com**/7
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public class Main {9
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public static void main(String[] argv) throws Exception {11
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int[] array = new int[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };13
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System.out.println(max(array));15
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}17
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/**20
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* Finds the maximum of an array of integers.22
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*24
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* @param array Array of integers26
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* @return Maximum value from the array28
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*/30
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public static int max(int[] array) {32
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int maximum = Integer.MIN_VALUE;34
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for (int i = 0; i < array.length; i++) {36
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if (maximum < array[i]) {38
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maximum = array[i];40
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}42
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}44
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return maximum;46
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}48
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/**51
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* Finds the maximum of an array of doubles.53
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*55
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* @param array Array of doubles57
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* @return Maximum value from the array59
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*/61
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public static double max(double[] array) {/*时 代 J a v a - N o w J a v a . c o m 提 供*/63
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double maximum = Double.MIN_VALUE;65
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for (int i = 0; i < array.length; i++) {67
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if (maximum < array[i]) {69
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maximum = array[i];71
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}73
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}75
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return maximum;77
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}79
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/**82
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* Finds the maximum of an array of longs.84
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*86
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* @param array Array of longs88
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* @return Maximum value from the array90
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*/92
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public static long max(long[] array) {94
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long maximum = Long.MIN_VALUE;96
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for (int i = 0; i < array.length; i++) {98
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if (maximum < array[i]) {100
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maximum = array[i];102
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}104
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}106
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return maximum;108
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}110
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/**113
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* Finds the maximum of an array of floats.115
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*117
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* @param array Array of floats119
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* @return Maximum value from the array121
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*/123
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public static float max(float[] array) {125
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float maximum = Float.MIN_VALUE;127
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for (int i = 0; i < array.length; i++) {129
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if (maximum < array[i]) {131
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maximum = array[i];133
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}135
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}137
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return maximum;139
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}141
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/**144
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* Finds the maximum of an array of bytes.146
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*148
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* @param array Array of bytes150
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* @return Maximum value from the array152
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*/154
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public static byte max(byte[] array) {156
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byte maximum = Byte.MIN_VALUE;158
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for (int i = 0; i < array.length; i++) {160
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if (maximum < array[i]) {162
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maximum = array[i];164
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}166
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}168
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return maximum;170
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}172
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/**175
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* Finds the maximum value of a matrix of integers.177
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*179
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* @param matrix Matrix of integers.181
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* @return Maximum value in the matrix.183
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*/185
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public static int max(int[][] matrix) {187
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int maximum = Integer.MIN_VALUE;189
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for (int[] column : matrix) {191
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for (int j = 0; j < matrix[0].length; j++) {193
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if (maximum < column[j]) {195
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maximum = column[j];197
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}199
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}201
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}203
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return maximum;205
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}207
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/**210
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* Finds the maximum value of a matrix of doubles.212
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*214
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* @param matrix Matrix of doubles.216
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* @return Maximum value in the matrix.218
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*/220
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public static double max(double[][] matrix) {222
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double maximum = Double.MIN_VALUE;224
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for (double[] column : matrix) {226
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for (int j = 0; j < matrix[0].length; j++) {228
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if (maximum < column[j]) {230
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maximum = column[j];232
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}234
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}236
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}238
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return maximum;240
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}242
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/**245
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* Finds the maximum value of a matrix of longs.247
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*249
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* @param matrix Matrix of longs.251
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* @return Maximum value in the matrix.253
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*/255
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public static long max(long[][] matrix) {257
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long maximum = Long.MIN_VALUE;259
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for (long[] column : matrix) {261
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for (int j = 0; j < matrix[0].length; j++) {263
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if (maximum < column[j]) {265
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maximum = column[j];267
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}269
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}271
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}273
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return maximum;275
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}277
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/**280
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* Finds the maximum value of a matrix of floats.282
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*284
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* @param matrix Matrix of floats.286
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* @return Maximum value in the matrix.288
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*/290
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public static float max(float[][] matrix) {292
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float maximum = Float.MIN_VALUE;294
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