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Revision 1.5 by root, Wed Feb 12 20:42:10 2003 UTC vs.
Revision 1.13 by root, Fri Mar 7 10:33:46 2008 UTC

… …
24=cut 24=cut
25 25
26package Convert::Scalar; 26package Convert::Scalar;
27 27
28BEGIN { 28BEGIN {
29 $VERSION = 0.1; 29 $VERSION = '1.04';
30 @ISA = qw(Exporter); 30 @ISA = qw(Exporter);
31 @EXPORT_OK = qw(weaken unmagic grow); 31 @EXPORT_OK = qw(weaken unmagic grow);
32 %EXPORT_TAGS = ( 32 %EXPORT_TAGS = (
33 taint => [qw(taint untaint tainted)], 33 taint => [qw(taint untaint tainted)],
34 utf8 => [qw(utf8 utf8_on utf8_off utf8_valid utf8_upgrade utf8_downgrade utf8_encode utf8_decode utf8_length)], 34 utf8 => [qw(utf8 utf8_on utf8_off utf8_valid utf8_upgrade utf8_downgrade utf8_encode utf8_decode utf8_length)],
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94 94
95Returns the number of characters in the string, counting wide UTF8 95Returns the number of characters in the string, counting wide UTF8
96characters as a single character, independent of wether the scalar is 96characters as a single character, independent of wether the scalar is
97marked as containing bytes or mulitbyte characters. 97marked as containing bytes or mulitbyte characters.
98 98
99=item unmagic scalar 99=item unmagic scalar, type
100 100
101Removes magic from the scalar. 101Remove the specified magic from the scalar (DANGEROUS!).
102 102
103=item weaken scalar 103=item weaken scalar
104 104
105Weaken a reference. (See also L<WeakRef>). 105Weaken a reference. (See also L<WeakRef>).
106 106
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110 110
111=item tainted scalar 111=item tainted scalar
112 112
113returns true when the scalar is tainted, false otherwise. 113returns true when the scalar is tainted, false otherwise.
114 114
115=item untaint scalar, type 115=item untaint scalar
116 116
117Remove the specified magic from the scalar 117Remove the tainted flag from the specified scalar.
118(DANGEROUS!), L<perlguts>. L<Untaint>, for a similar but different
119interface.
120 118
121=item grow scalar, newlen 119=item grow scalar, newlen
122 120
123Sets the memory area used for the scalar to the given length, if the 121Sets the memory area used for the scalar to the given length, if the
124current length is less than the new value. This does not affect the 122current length is less than the new value. This does not affect the
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141instead if you understand what this function is fore. Better yet: don't 139instead if you understand what this function is fore. Better yet: don't
142use this module in this case. 140use this module in this case.
143 141
144=item refcnt_rv scalar[, newrefcnt] 142=item refcnt_rv scalar[, newrefcnt]
145 143
146Works like C<refcnt>, but dereferences the given reference first. Remember 144Works like C<refcnt>, but dereferences the given reference first. This is
147that taking a reference of some object increases it's reference count, so 145useful to find the reference count of arrays or hashes, which cnanot be
148the reference count used by the C<*_rv>-funtions tend to be one higher. 146passed directly. Remember that taking a reference of some object increases
147it's reference count, so the reference count used by the C<*_rv>-functions
148tend to be one higher.
149 149
150=item refcnt_inc_rv scalar 150=item refcnt_inc_rv scalar
151 151
152Works like C<refcnt_inc>, but dereferences the given reference first. 152Works like C<refcnt_inc>, but dereferences the given reference first.
153 153
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186 sv_pvutf8n_force 186 sv_pvutf8n_force
187 the sv2xx family 187 the sv2xx family
188 188
189=head1 AUTHOR 189=head1 AUTHOR
190 190
191 Marc Lehmann <pcg@goof.com> 191 Marc Lehmann <schmorp@schmorp.de>
192 http://www.goof.com/pcg/marc/ 192 http://home.schmorp.de/
193 193
194=cut 194=cut
195 195

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