<?xml version="1.0" encoding="utf-8"?>

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<!-- splitted from ./en/functions/ctype.xml, last change in rev 1.1 -->

<refentry xml:id="function.ctype-graph" xmlns="http://docbook.org/ns/docbook">

<refnamediv>

<refname>ctype_graph</refname>

<refpurpose>Check for any printable character(s) except space</refpurpose>

</refnamediv>

<refsect1 role="description">

&reftitle.description;

<methodsynopsis>

<type>bool</type><methodname>ctype_graph</methodname>

<methodparam><type>mixed</type><parameter>text</parameter></methodparam>

</methodsynopsis>

<para>

Checks if all of the characters in the provided <type>string</type>,

<parameter>text</parameter>, creates visible output.

</para>

</refsect1>

<refsect1 role="parameters">

&reftitle.parameters;

<para>

<variablelist>

<varlistentry>

<term><parameter>text</parameter></term>

<listitem>

<para>

The tested string.

&note.ctype.parameter.integer;

&note.ctype.parameter.non-string;

</para>

</listitem>

</varlistentry>

</variablelist>

</para>

</refsect1>

<refsect1 role="returnvalues">

&reftitle.returnvalues;

<para>

Returns &true; if every character in <parameter>text</parameter> is

printable and actually creates visible output (no white space), &false;

otherwise.

&ctype.result.empty-string;

</para>

</refsect1>

<refsect1 role="examples">

&reftitle.examples;

<para>

<example>

<title>A <function>ctype_graph</function> example</title>

<programlisting role="php">

<![CDATA[

<?php

$strings = array('string1' => "asdf\n\r\t", 'string2' => 'arf12', 'string3' => 'LKA#@%.54');

foreach ($strings as $name => $testcase) {

if (ctype_graph($testcase)) {

echo "The string '$name' consists of all (visibly) printable characters.\n";

} else {

echo "The string '$name' does not consist of all (visibly) printable characters.\n";

}

}

?>

]]>

</programlisting>

&example.outputs;

<screen>

<![CDATA[

The string 'string1' does not consist of all (visibly) printable characters.

The string 'string2' consists of all (visibly) printable characters.

The string 'string3' consists of all (visibly) printable characters.

]]>

</screen>

</example>

</para>

</refsect1>

<refsect1 role="seealso">

&reftitle.seealso;

<para>

<simplelist>

<member><function>ctype_alnum</function></member>

<member><function>ctype_print</function></member>

<member><function>ctype_punct</function></member>

<member><function>IntlChar::isgraph</function></member>

</simplelist>

</para>

</refsect1>

</refentry>

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