| Calling Sequence | assigned(a)
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| Parameters |
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| Return Type | boolean | |||||||||
| Synopsis | This function tests whether name a has been assigned a value or symbol. It should not be used for tables, as the table is not a name and unassigned entries evaluate to the default value. For tables, testing should be done against the default value. | |||||||||
| Examples | > a:=5; a := 5 > assigned(a); true > b:=c; b := c > assigned(b); true | |||||||||