make_with(a_label)

Obtain an accessor object to access a label specified with a text.

An accessor object is a script object to access a specified label. The accessor object have following two handlers.

• value at an_object
• set_value for a_value at an_object

an_object must be a record or a script object.

• a_label (text) : a text to specify a label or a global variable.

selector object : an accessor object to access the specified label or global variable.