对语句标签以及GOTO和loop语句的新支持为SPL例程中的迭代和退出语句循环提供了更大的灵活性。

The new support for statement labels and the GOTO and loop statements provide greater flexibility in iterating and in exiting from statement loops in SPL routines.

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为了避免loop语句的无限次迭代，在loop语句中可以使用IF语句的新exit和CONTINUE选项。

To avoid infinite iterations of LOOP statements, new EXIT and CONTINUE options to the IF statement are valid within LOOP statements.

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