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8.168 LEN — Length of a character entity ¶

Description:

Returns the length of a character string. If STRING is an array, the length of an element of STRING is returned. Note that STRING need not be defined when this intrinsic is invoked, since only the length, not the content, of STRING is needed.

Standard:

Fortran 77 and later, with KIND argument Fortran 2003 and later

Class:

Inquiry function

Syntax:

L = LEN(STRING [, KIND])

Arguments:

STRING	Shall be a scalar or array of type CHARACTER, with INTENT(IN)
KIND	(Optional) A scalar INTEGER constant expression indicating the kind parameter of the result.

Return value:

The return value is of type INTEGER and of kind KIND. If KIND is absent, the return value is of default integer kind.

Specific names:

Name	Argument	Return type	Standard
LEN(STRING)	CHARACTER	INTEGER	Fortran 77 and later

See also:

LEN_TRIM — Length of a character entity without trailing blank characters,
ADJUSTL — Left adjust a string,
ADJUSTR — Right adjust a string