| 
            plsesc
          ( | esc ); | 
      Set the escape character for text strings.  From C (in contrast to
      Fortran, see plsescfortran) you pass
      esc
“!”, ASCII 33
“#”, ASCII 35
“$”, ASCII 36
“%”, ASCII 37
“&”, ASCII 38
“*”, ASCII 42
“@”, ASCII 64
“^”, ASCII 94
“~”, ASCII 126
esc
          (char, input)
        Escape character.
Redacted form:
            General: plsesc(esc)
          
This function is used in example 29.