Data Representation (Monadic) R←⎕DR Y Monadic ⎕DR returns the type of its argument Y. The result R is an integer scalar containing one of the following values. Note that the internal representation and data types for character data differ between the Unicode and Classic Editions. Table 1: Unicode Edition Value Data Type 11 1 bit Boolean 80 8 bits character 83 8 bits signed integer 160 16 bits character 163 16 bits signed integer 320 32 bits character 323 32 bits signed integer 326 Pointer (32-bit or 64-bit as appropriate) 645 64 bits Floating 1287 128 bits Decimal 1289 128 bits Complex Table 2: Classic Edition Value Data Type 11 1 bit Boolean 82 8 bits character 83 8 bits signed integer 163 16 bits signed integer 323 32 bits signed integer 326 Pointer (32-bit or 64-bit as appropriate) 645 64 bits Floating 1287 128 bits Decimal 1289 128 bits Complex ⎕DR DR