General::readp
更多信息
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- This message is generated by an operation that tries to access the rules attached to a symbol that has both the ReadProtected attribute and the Locked attribute.
- Off[message] switches off the message; On[message] switches it on. For example: Off[General::readp].
范例
基本范例 (1)
An error message is generated by the attempt to evaluate DownValues for a symbol that has the ReadProtected and Locked attributes:
