Create an interface, which takes as input the business object, and as output a type of string.

创建一个接口，将业务对象作为输入，将字符串类型作为输出。

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The array concat function takes an array of strings as an input and returns a concatenation of the strings into a single string output.

array concat函数获取一个字符串数组作为输入并在字符串输出中返回联接后的这些字符串。

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This approach accepts XML string data as input and converts that into JSON-formatted data output. This PHP-based solution provides several benefits.

该方法以xml字符串数据为输入并将其转换成json格式的数据输出。

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