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LOCK (see Chapter 13)
Use LOCK sets a new record lxck.
Syntax LOCK [#)stream-number, lock-type if,) position)
LOCK [#)stream-number if,) position) [,) LOCK lock-type
where position is as described in POSITION.

LOF (see Chapter 13)
Use LOF returns the length of afile.
Syntax LOFI[I/)stream-number)

LOG (see Chapter 3)
Use LOG is a function which returns the logarithm to base ext its argument—the
natural logarithm.
Syntax LOGlargument)
where argumentis a numeric-expression, giving a positive, non-zero, value.

LOG2 (see Chapter 3)
Use LOG2 is a function which returns the logarithm to base 2 of its argument. Syntax LOG2)argument)
where argumentis a numeric-expression, giving a positive, non-zero, value.

LOG1O (see Chapter 3)
Use LOG1O is a function which returns the logarithm to base lOot its argument. Syntax LOGDO)argumentl
where argumentis a numeric-expression, giving a positive, non-zero, value.

LOWER (see Chapter 2)
Use
The LOWER function maybe used to determine the lower bound of one of the
dimensions of an array. (See also LBOUND.(
Syntax LBOUND)actua)-array[, index-number))
where index-number must bean integer-expression.in the range ito 7.

LOWER$ (see Chapter 4)
Use The LOWERS functioncxnverts characters to lowercase. (See also LCASE$.) Syntax LOWERSlargumentl
where argumentis a stringexpression
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