SAP DOWN CAST GLOSRY documentation, setup help and example usage

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down cast
Also called narrowing cast. Assignment between reference variables , where the static type of the target variable is more specific than the static type of the source variable and the assignability is checked at runtime. A down cast must always be performed explicitly. Assignments can be made using the casting operator (
?= ) and constructor expressions can be specified using the casting operator CAST . See also up cast .
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