set Context
Sets specific context information without value.
Parameters
Name of context information.
Sets specific context information.
Note:
If value is a String type, it can have a maximum length of 1024 characters.
Parameters
Name of context information.
Value of context information.
Sets specific context item of key-value information.
Note:
The information can have a maximum of 100 key-value pairs.
The key must be a String type and can have a maximum length of 128 characters.
The key must satisfy the regular expression
^[a-zA-Z_][a-zA-Z0-9_]*$.The value must be of String or Numeric or Boolean type.
If value is a String type, it can have a maximum length of 1024 characters.
Parameters
Name of context information.
Key of item of key-value context information.
Value of item of key-value context information.