php-doc-en/reference/image/functions/imagecreate.xml

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.10 $ -->
<refentry id="function.imagecreate">
 <refnamediv>
  <refname>imagecreate</refname>
  <refpurpose>Create a new palette based image</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>resource</type><methodname>imagecreate</methodname>
   <methodparam><type>int</type><parameter>width</parameter></methodparam>
   <methodparam><type>int</type><parameter>height</parameter></methodparam>
  </methodsynopsis>
  <para>
   <function>imagecreate</function> returns an image identifier
   representing a blank image of specified size.
  </para>
  <para>
   We recommend the use of <function>imagecreatetruecolor</function>.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>width</parameter></term>
     <listitem>
      <para>
       The image width
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>height</parameter></term>
     <listitem>
      <para>
       The image height
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns an image resource identifier on success, &false; on errors.
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>
     Creating a new GD image stream and outputting an image.
    </title>
    <programlisting role="php">
<![CDATA[
<?php
header("Content-type: image/png");
$im = @imagecreate(100, 50)
    or die("Cannot Initialize new GD image stream");
$background_color = imagecolorallocate($im, 255, 255, 255);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5,  "A Simple Text String", $text_color);
imagepng($im);
imagedestroy($im);
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>imagedestroy</function></member>
    <member><function>imagecreatetruecolor</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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