Purpose
Returns the length of a character entity. The argument to this function need not be defined.
Class
Inquiry function
Argument type and attributes
- STRING
- must be of type character. It may be scalar or array valued. If it is an unallocated allocatable or a pointer that is not associated, its length type parameter must not be deferred.
KIND (optional)- must be a scalar integer constant expression.
Result type and attributes
- It is of type scalar integer.
- If KIND is present,
the KIND type parameter is that specified
by the value of KIND; otherwise, the KIND type
parameter is that of default integer type.
Result value
The result has a value equal to the number of characters in STRING if it is scalar or in an element of STRING if it is array valued.
Examples
If C is declared by the statement
CHARACTER (11) C(100)LEN (C) has the value 11.
| Specific Name | Argument Type | Result Type | Pass As Arg? |
|---|---|---|---|
| LEN | default character | default integer | yes 1 |
Note:
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