Mathematica 9 is now available

Off

Usage

Off[symbol::tag] 关掉一个信息,使得它不再被输出。
Off[s] 关掉和符号相关联的跟踪信息。
Off[ ,  , ... ] 关掉几个信息。
Off[ ] 关掉所有跟踪信息。


Notes

symbol::tag value不被影响。
Off[s] 等于 Off[s::trace]. • 对所有的符号,Off[ ] 等于 Off[s::trace] .
• 参见 Mathematica 全书: 1.3.11 and 节 2.8.21.
• 同时参见: On, Message, Check.
Further Examples

This prints a warning message.

In[1]:=  

Out[1]=

You can switch off the warning message with Off.

In[2]:=  

In[3]:=  

Out[3]=

This switches on tracing of all symbols.

In[4]:=  

In[5]:=  

Out[5]=

In[6]:=  

Out[6]=

This switches tracing off.

In[7]:=  



Any questions about topics on this page? Click here to get an individual response.Buy NowMore Information
THIS IS DOCUMENTATION FOR AN OBSOLETE PRODUCT.
SEE THE DOCUMENTATION CENTER FOR THE LATEST INFORMATION.