To make a recursive call, you must either code the recursive clause (or attribute) in the PROGRAM-ID paragraph of the recursively called program or specify the THREAD compiler option.

要执行递归调用，必须在以递归方式调用的程序的PROGRAM - ID段落中编写RECURsive子句(或属性)，或指定THREAD编译器选项。

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To make a recursive call, you must either code the recursive clause (or attribute) in the PROGRAM-ID paragraph of the recursively called program or specify the THREAD compiler option.

要执行递归调用，必须在以递归方式调用的程序的PROGRAM - ID段落中编写RECURsive子句(或属性)，或指定THREAD编译器选项。

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