h6. [[WindowManager]] h6(. » [[WindowManager SWI Calls|SWI Calls]] h6((. » [[Wimp_CreateIcon]] h6(((. » [[Wimp_CreateIcon (window syntax)|Wimp_CreateIcon (window syntax)]] h6((((. » [[Icon Block|Icon Block]] h6(((((. » [[Icon Data|Icon Data]] h6((((((. » [[Validation Strings|Validation Strings]] h6(((((((. » Validation String D h2. Validation String D h4. Use Provides masking of contents of icons. Usually used in password icons. h4. Notes When the system alphabet is UTF8 this validation command accepts multi-byte characters. h4. Syntax |<^. <code>Dchar</code> | |<^. Displays all typed characters using the character specified by <code>char</code>| |<^. Special characters must be preceded with a <code>\</code> character.| h4. Examples |<^. <code>D*</code> |<^. Contents of the icon is displayed as a series of * characters | |<^. <code>D-</code> |<^. Contents of the icon is displayed as a series of - characters | h4. See also * [[Validation Strings|Validation Strings]] * [[Wimp_CreateWindow|Wimp_CreateWindow]] * [[Wimp_CreateIcon|Wimp_CreateIcon]]