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246 lines
5.7 KiB
XML
246 lines
5.7 KiB
XML
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<reference id="ref.ctype">
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<title>Character type functions</title>
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<titleabbrev>ctype</titleabbrev>
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<partintro>
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<para>
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These functions check whether a character or string
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falls into a certain character class according to the i
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current locale.
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</para>
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<para>
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When called with an integer argument theese functions
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behave exactly like their C counterparts.
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</para>
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<para>
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When called with a string argument they will check
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every character in the string and will only return
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true if every character in the string matches the
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requested criteria.
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</para>
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<para>
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Passing anything else but a string or integer will
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return false immediately.
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</para>
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</partintro>
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<refentry id="function.isalnum">
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<refnamediv>
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<refname>isalnum</refname>
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<refpurpose>Check for alphanumeric character(s)</refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isalnum</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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See also <function>setlocale</function>.
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.isalpha">
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<refnamediv>
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<refname>isalpha</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isalpha</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.iscntrl">
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<refnamediv>
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<refname>iscntrl</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>iscntrl</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.isdigit">
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<refnamediv>
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<refname>isdigit</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isdigit</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.islower">
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<refnamediv>
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<refname>islower</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>islower</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.isgraph">
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<refnamediv>
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<refname>isgraph</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isgraph</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.isprint">
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<refnamediv>
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<refname>isprint</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isprint</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.ispunct">
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<refnamediv>
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<refname>ispunct</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>ispunct</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.isspace">
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<refnamediv>
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<refname>isspace</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isspace</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.isupper">
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<refnamediv>
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<refname>isupper</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isupper</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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<refentry id="function.isxdigit">
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<refnamediv>
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<refname>isxdigit</refname>
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<refpurpose></refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>bool <function>isxdigit</function></funcdef>
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<paramdef>string <parameter>c</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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</para>
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</refsect1>
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</refentry>
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</reference>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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-->
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