Change the length of a variable. More...

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Detailed Description

The library is assumed to be assigned. Simple character updates currently supported, numerics are more complicated and will follow.

  data example;
    a='1';
    b='12';
    c='123';
  run;
  %mp_updatevarlength(example,a,3)
  %mp_updatevarlength(example,c,1)
  proc sql;
  describe table example;

Parameters

libds	the library.dataset to be modified
var	The variable to modify
len	The new length to apply

Dependencies

• mf_existds.sas
• mp_abort.sas
• mf_existvar.sas
• mf_getvarlen.sas
• mf_getvartype.sas
• mf_getnobs.sas
• mp_createconstraints.sas
• mp_getconstraints.sas
• mp_deleteconstraints.sas

Version

9.2

Author

Allan Bowe

Definition in file mp_updatevarlength.sas.