17 The optional String word set

17.1 Introduction

17.2 Additional terms and notation

None.

17.3 Additional usage requirements

None.

17.4 Additional documentation requirements

17.4.1 System documentation

17.4.1.1 Implementation-defined options

no additional options.

17.4.1.2 Ambiguous conditions

The substitution cannot be created (REPLACES);
The name of a substitution contains the `%' delimiter character (REPLACES);
Result of a substitution is too long to fit into the given buffer (SUBSTITUTE and UNESCAPE);
Source and destination buffers for SUBSTITUTE are the same.

17.4.1.3 Other system documentation

no additional requirements.

17.4.2 Program documentation

17.4.2.1 Environmental dependencies

no additional dependencies.

17.4.2.2 Other program documentation

no additional requirements.

17.5 Compliance and labeling

17.5.1 Forth-2012 systems

The phrase "Providing the String word set" shall be appended to the label of any Standard System that provides all of the String word set.

The phrase "Providing name(s) from the String Extensions word set" shall be appended to the label of any Standard System that provides portions of the String Extensions word set.

The phrase "Providing the String Extensions word set" shall be appended to the label of any Standard System that provides all of the String and String Extensions word sets.

17.5.2 Forth-2012 programs

The phrase "Requiring the String word set" shall be appended to the label of Standard Programs that require the system to provide the String word set.

The phrase "Requiring name(s) from the String Extensions word set" shall be appended to the label of Standard Programs that require the system to provide portions of the String Extensions word set.

The phrase "Requiring the String Extensions word set" shall be appended to the label of Standard Programs that require the system to provide all of the String and String Extensions word sets.