回答編集履歴
2
最後のデータ
test
CHANGED
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@@ -14,11 +14,11 @@
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14
14
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15
15
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$str = "[2019-05-30_17:57:12.234] [testPG] [info] [test,hogehohe,20190530175712234]";
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16
16
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17
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-
$pattern="/(?<=[).*?(?=])/
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17
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+
$pattern="/(?!.*?[.*?])(?<=[).*?(?=])/";
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18
18
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19
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-
if(preg_match
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19
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+
if(preg_match($pattern,$str,$match)){
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20
20
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21
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-
print $match[0]
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21
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+
print $match[0];
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22
22
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23
23
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}
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24
24
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1
ちょうせい
test
CHANGED
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@@ -5,3 +5,21 @@
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5
5
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6
6
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7
7
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によってやり方が変わります
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8
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+
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9
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+
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10
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11
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+
# sample
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12
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13
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```PHP
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14
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+
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15
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+
$str = "[2019-05-30_17:57:12.234] [testPG] [info] [test,hogehohe,20190530175712234]";
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16
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+
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17
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+
$pattern="/(?<=[).*?(?=])/mis";
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18
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+
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19
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if(preg_match_all($pattern,$str,$match)){
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20
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+
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21
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print $match[0][count($match[0])-1];
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22
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+
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23
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}
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24
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+
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25
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+
```
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