Restrictions on Usable Characters

Valid Characters for Paths

The following characters can be used in the paths stored in the intermediate file to locations on the computer.

Valid Characters	Double-byte Japanese characters. Single-byte characters except those listed as invalid below.
Invalid Characters	\ : ; * ? < > \| & ' " control text characters (e.g., \n)

Regular expressions:

tba

Valid Characters for Names of Models, Nodes, Materials, Textures and the Like

The following characters can be used.

Valid Characters	Single-byte alphanumeric characters (both upper- and lower-case) `-`, `_`, `.`
Invalid Characters	double-byte Japanese characters single-byte characters except those listed as valid above control characters (e.g., \n)

Regular expressions:

 
    [0-9A-Za-z\-\._]+

Valid Characters for User Data Identifiers

User data can be added to nodes and materials stored in intermediate files. Characters that can be used in strings to identify user data are as follows:

Valid Characters	Single-byte alphanumeric characters (both upper- and lower-case) `-`, `_`, `.`
Invalid Characters	double-byte Japanese characters single-byte characters except those listed as valid above control characters (e.g., \n)

Regular expressions:

 
    [0-9A-Za-z\-\._]+

Valid Characters for User Data

Characters that can be used when storing strings in user data are as follows:

Valid Characters	BMP region Unicode characters
Invalid Characters	Non-BMP region Unicode characters. (Expressed as UTF-16 encoded surrogate pairs)

Regular expressions:

tba

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