Description:  Determines whether a string is lexically less than or equal to another string, based on the ASCII collating sequence. 
Class:  Elemental function; Generic 
Arguments:  STRING_A Must be of type character. 
  STRING_B Must be of type character. 
Results:  The result type is default logical. If the strings are of unequal length, the comparison is made as if the shorter string were extended on the right with blanks, to the length of the longer string.

The result is true if the strings are equal, both strings are of zero length, or if STRING_A precedes STRING_B in the ASCII collating sequence; otherwise, the result is false. 

Specific Name  Argument Type  Result Type 

[1] This specific function cannot be passed as an actual argument.


LLE ( 'TWO', 'THREE' ) has the value false.

LLE ( 'ONE', 'FOUR' ) has the value false.

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