我有这个以下数组。在这里,我想计算fraction
值为 1 的变量。根据出现次数,我想做一些操作。我知道的一种方法是,通过使用循环数组foreach
并放置一个增量器来识别有多少fraction
值为 1。但我想知道有没有比上述更简单的方法?
有人可以建议我吗?
Array
(
[0] => Array
(
[answer] => <p>
Quiz Test Interoperability</p>
[feedback] =>
[fraction] => 0
)
[1] => Array
(
[answer] => <p>
Quiz Test Interrelationship</p>
[feedback] => <br />
[fraction] => 0
)
[2] => Array
(
[answer] => <p>
Quiz Team Interoperability</p>
[feedback] => <br />
[fraction] => 0
)
[3] => Array
(
[answer] => <p>
Queation Test Interoperability</p>
[feedback] => <br />
[fraction] => 1
)
)