SAP ABAP Program DEMO_ESCAPE (Predefined Function "escape") is using

• Class (9)
• Table/Structure Field (6)
• Function Module (1)
• Interface (1)
• Class Method (5)
• Table (1)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_ABAP_CLASSDESCR	Runtime Type Services
2	Class	CL_ABAP_CONV_IN_CE	Code Page and Endian Conversion (External -> System Format)
3	Class	CL_ABAP_CONV_OUT_CE	Code Page and Endian Conversion (System Format -> External)
4	Class	CL_ABAP_FORMAT	Tools for Formatting
5	Class	CL_ABAP_OBJECTDESCR	Runtime Type Services
6	Class	CL_ABAP_TYPEDESCR	Runtime Type Services
7	Class	CX_DYNAMIC_CHECK	Exceptions with Dynamic Check Only of the RAISING Clause
8	Class	CX_ROOT	Abstract Superclass for All Global Exceptions
9	Class	CX_SY_STRG_PAR_VAL	Incorrect Parameter for String Function