如何获得两个字符[string]之间的字符串?的PHP [英] How can I get string between two characters [string] ? PHP
本文介绍了如何获得两个字符[string]之间的字符串?的PHP的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
$string1 = "This is test [example]";
$string2 = "This is test [example][2]";
$string3 = "This [is] test [example][3]";
如何获得以下结果?
For $string1 -> example
For $string2 -> example*2
For $string3 -> is*example*3
推荐答案
preg_match_all('/\[([^\]]+)\]/', $str, $matches);
php > preg_match_all('/\[([^\]]+)\]/', 'This [is] test [example][3]', $matches);
php > print_r($matches);
Array
(
[0] => Array
(
[0] => [is]
[1] => [example]
[2] => [3]
)
[1] => Array
(
[0] => is
[1] => example
[2] => 3
)
)
这是rregex的解释:
And here's the explanation for the rregex:
\[ # literal [
( # group start
[^\]]+ # one or more non-] characters
) # group end
\] # literal ]
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