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Add the randomhex() function as a built-in. (CVS 3619)

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FossilOrigin-Name: a6001589ab1349f7a6b4af941e9e0fd73d13c1c0
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drh
2007-01-29 15:50:05 +00:00
parent 5fecee1557
commit 63cf66f02e
5 changed files with 72 additions and 13 deletions
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11
www/lang.tcl
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@@ -1,7 +1,7 @@
#
# Run this Tcl script to generate the lang-*.html files.
#
set rcsid {$Id: lang.tcl,v 1.118 2006/09/23 20:46:23 drh Exp $}
set rcsid {$Id: lang.tcl,v 1.119 2007/01/29 15:50:06 drh Exp $}
source common.tcl
if {[llength $argv]>0} {
@@ -1373,6 +1373,15 @@ is also useful when writing triggers to implement undo/redo functionality.
between -9223372036854775808 and +9223372036854775807.</td>
</tr>
<tr>
<td valign="top" align="right">randomhex(<i>N</i>)</td>
<td valign="top">Return a pseudo-random hexadecimal string that is
<i>N</i> characters in length. <i>N</i> should be an even integer between
2 and 1000. The intended use of this function is to generate
universally unique identifiers (UUID). For that purpose, it is recommended
that <i>N</i> be at least 32.</td>
</tr>
<tr>
<td valign="top" align="right">round(<i>X</i>)<br>round(<i>X</i>,<i>Y</i>)</td>
<td valign="top">Round off the number <i>X</i> to <i>Y</i> digits to the