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13.3.13 List Operators

• the ‘~’ operator
  • - integer ‘~’list

  Is the length (item count) of the operand. Same as the ‘l_length’ function.

• the ‘=’ assignment operator
  • - list (list ‘=’ list)

  Is the right operand, sets the left operand as a reference of the right operand. Same as the ‘l_set’ function.

• the ‘[’‘]’ indexing operators
  • - object (list ‘[’ cardinal ‘]’)
  • - object (list ‘[’ integer ‘]’)
  • - object (list ‘[’ object ‘]’)

  Are the data in the position indicated by the second operand in the list indicated by the first operand. Same as the ‘l_query’ and ‘lo_query’ functions.

• the ‘[’‘]’‘=’ assignment operators
  • - type (list ‘[’ cardinal ‘]’ ‘=’ type)
  • - type (list ‘[’ integer ‘]’ ‘=’ type)
  • - object (list ‘[’ cardinal ‘]’ ‘=’ any)
  • - object (list ‘[’ integer ‘]’ ‘=’ any)
  • - object (list ‘[’ object ‘]’ ‘=’ any)

  Are the data in the position indicated by the second operand in the list indicated by the first operand, after it was replaced by the third operand. Same as the l_b_*, ‘l_bind’ and ‘lo_bind’ functions.

• the ‘?’‘:’ selection operator
  • - list (integer ‘?’ list ‘:’ list)

  Is the second operand if the first is not zero, the third operand otherwise.

  Asssociates right to left.

See Data Type Generic List Functions.

See Data Type Specific List Functions.

See Non Data Type Specific List Functions.