为简单值显示工具提示
要显示简单变量的值，请将鼠标指针悬停在代码编辑器中的变量名称上。
若要保持工具提示可见，请点击“固定”按钮。您可以展开已固定的工具提示以查看其完整内容。
已固定的工具提示会保存在会话中。若要关闭所有已固定的工具提示，请在“Locals ”或“Expressions ”视图的上下文菜单中选择“Close Editor Tooltips ”。
若因性能原因需禁用工具提示，请转至“Preferences ” > “Debugger ” > “General ” > “Use tooltips in main editor when debugging ”。
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