回答編集履歴
2
まちがってたー
answer
CHANGED
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@@ -10,5 +10,13 @@
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10
10
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$hoge = "12428388051111911932";
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11
11
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$arr = array_count_values(str_split($hoge));
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12
12
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arsort($arr);
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13
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-
var_export($arr
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13
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+
var_export(key($arr));
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14
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+
```
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15
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+
もしくは
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16
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+
```php
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17
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+
<?php
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18
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+
$hoge = "12428388051111911932";
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19
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+
$arr = count_chars ($hoge,1);
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20
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+
arsort($arr);
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21
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+
var_export(chr(key($arr)));
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14
22
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```
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1
miss
answer
CHANGED
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@@ -8,7 +8,7 @@
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8
8
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```php
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9
9
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<?php
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10
10
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$hoge = "12428388051111911932";
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11
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-
$arr = array_count_values(str_split());
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11
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+
$arr = array_count_values(str_split($hoge));
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12
12
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arsort($arr);
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13
13
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var_export($arr[0]);
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14
14
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```
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