version 1.53, 2013/07/13 19:41:16 |
version 1.54, 2013/11/10 14:32:57 |
Line 661 The escape sequence |
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Line 661 The escape sequence |
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.Pp |
.Pp |
is interpreted as a Unicode codepoint. |
is interpreted as a Unicode codepoint. |
The codepoint must be in the range above U+0080 and less than U+10FFFF. |
The codepoint must be in the range above U+0080 and less than U+10FFFF. |
For compatibility, points must be zero-padded to four characters; if |
For compatibility, the hexadecimal digits |
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.Sq A |
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to |
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.Sq F |
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must be given as uppercase characters, |
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and points must be zero-padded to four characters; if |
greater than four characters, no zero padding is allowed. |
greater than four characters, no zero padding is allowed. |
Unicode surrogates are not allowed. |
Unicode surrogates are not allowed. |
.\" .Pp |
.\" .Pp |