For example, the compare method compares two strings; the sort and asort methods sort arrays or associative arrays in a way similar to the corresponding PHP array functions.

比如，compare方法比较两个字符串；sort和asort方法以与相应的php数组函数相同的方式对数组或关联数组进行排序。

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The array functions allow you to manipulate arrays.

数组函数是用来对数组进行操作的。

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The functions below are a set of array functions you will be using a lot in any given script, and are vitally important when using arrays.

下面是一套你会在脚本中使用到的数组函数，这些函数都非常重要。

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