回答編集履歴
2
三項演算子で書き直し
test
CHANGED
@@ -30,33 +30,15 @@
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31
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33
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-
foreach ($data as $key => $value)
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33
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foreach ($data as $key => $value)
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empty($result[$key]) ? $result[$key] = $value : $result[$key] += $value;
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$result[$key] += $value;
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} else {
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foreach ($data2 as $key => $value)
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}
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}
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foreach ($data2 as $key => $value) {
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-
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41
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empty($result[$key]) ? $result[$key] = $value : $result[$key] += $value;
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-
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$result[$key] += $value;
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} else {
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$result[$key] = $value;
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}
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}
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42
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@@ -102,21 +84,9 @@
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102
84
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foreach (array($data, $data2) as $arr)
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86
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foreach ($arr as $key => $value)
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87
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foreach ($arr as $key => $value)
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88
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107
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-
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89
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empty($result[$key]) ? $result[$key] = $value : $result[$key] += $value;
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108
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-
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109
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$result[$key] += $value;
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111
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} else {
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112
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-
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113
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$result[$key] = $value;
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114
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-
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115
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}
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116
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}
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-
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90
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121
91
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122
92
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1
加筆修正
test
CHANGED
@@ -63,3 +63,65 @@
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63
63
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print_r($result);
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64
64
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65
65
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```
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66
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67
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68
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69
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おんなじコードを繰り返すのも芸がないので、
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70
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```php
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<?php
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79
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$data = array(
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80
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'a' => 1,
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82
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83
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'b' => 2,
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84
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'c' => 1,
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86
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87
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);
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89
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$data2 = array(
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90
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'a' => 1,
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92
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93
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'b' => 2,
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94
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95
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'c' => 3,
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96
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97
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);
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99
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$result = array();
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100
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101
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102
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103
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foreach (array($data, $data2) as $arr)
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104
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105
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foreach ($arr as $key => $value) {
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106
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if (array_key_exists($key, $result)) {
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$result[$key] += $value;
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110
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} else {
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$result[$key] = $value;
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114
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115
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}
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116
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117
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}
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118
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120
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121
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122
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123
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print_r($result);
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124
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125
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```
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126
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127
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とか。
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