如果您是在开发生命周期的后期工作并维护代码，为了验证您的脚本是否还能工作并获得最大可能的成功识别，您可以将警告级别设置为高。
If you are working late in the development cycle and maintaining the code, verify that your scripts work and have the best possible recognition by setting the warning level to High.
测试指定的字符串是否可以成功设置。
Tests whether the specified string could be set successfully.
测试指定的字符串是否可以成功设置，然后输出位置和描述性信息。
Tests whether the specified string could be set successfully, and then outputs position and descriptive information.
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