function.printer-set-option.html
来自「php的帮助文档,涉及到PHP的案例和基本语法,以及实际应用内容」· HTML 代码 · 共 332 行
HTML
332 行
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Configure the printer connection</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.printer-select-pen.html">printer_select_pen</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.printer-start-doc.html">printer_start_doc</a></div> <div class="up"><a href="ref.printer.html">Printer Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.printer-set-option" class="refentry"> <div class="refnamediv"> <h1 class="refname">printer_set_option</h1> <p class="verinfo">(No version information available, might be only in CVS)</p><p class="refpurpose"><span class="refname">printer_set_option</span> — <span class="dc-title">Configure the printer connection</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>printer_set_option</b></b></span> ( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$printer_handle</tt></span> , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$option</tt></span> , <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter">$value</tt></span> )</div> <p class="para rdfs-comment"> The function sets options for the current connection. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">printer_handle</tt></i></span> <dd> <p class="para"> <i><tt class="parameter">printer_handle</tt></i> must be a valid printer handle. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">option</tt></i></span> <dd> <p class="para"> Option can be one of the following constants: <ul class="itemizedlist"> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_COPIES</tt></b>: sets how many copies should be printed, <i><tt class="parameter">value</tt></i> must be an integer. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_MODE</tt></b>: specifies the type of data (text, raw or emf), <i><tt class="parameter">value</tt></i> must be a string. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TITLE</tt></b>: specifies the name of the document, <i><tt class="parameter">value</tt></i> must be a string. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_ORIENTATION</tt></b>: specifies the orientation of the paper, <i><tt class="parameter">value</tt></i> can be either PRINTER_ORIENTATION_PORTRAIT or PRINTER_ORIENTATION_LANDSCAPE </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_RESOLUTION_Y</tt></b>: specifies the y-resolution in DPI, <i><tt class="parameter">value</tt></i> must be an integer. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_RESOLUTION_X</tt></b>: specifies the x-resolution in DPI, <i><tt class="parameter">value</tt></i> must be an integer. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_PAPER_FORMAT</tt></b>: specifies a predefined paper format, set <i><tt class="parameter">value</tt></i> to PRINTER_FORMAT_CUSTOM if you want to specify a custom format with PRINTER_PAPER_WIDTH and PRINTER_PAPER_LENGTH. <i><tt class="parameter">value</tt></i> can be one of the following constants. </span> <ul class="itemizedlist"> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_CUSTOM</tt></b>: let's you specify a custom paper format. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_LETTER</tt></b>: specifies standard letter format (8 1/2- by 11-inches). </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_LEGAL</tt></b>: specifies standard legal format (8 1/2- by 14-inches). </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_A3</tt></b>: specifies standard A3 format (297- by 420-millimeters). </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_A4</tt></b>: specifies standard A4 format (210- by 297-millimeters). </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_A5</tt></b>: specifies standard A5 format (148- by 210-millimeters). </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_B4</tt></b>: specifies standard B4 format (250- by 354-millimeters). </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_B5</tt></b>: specifies standard B5 format (182- by 257-millimeter). </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_FORMAT_FOLIO</tt></b>: specifies standard FOLIO format (8 1/2- by 13-inch). </span> </li> </ul> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_PAPER_LENGTH</tt></b>: if PRINTER_PAPER_FORMAT is set to PRINTER_FORMAT_CUSTOM, PRINTER_PAPER_LENGTH specifies a custom paper length in mm, <i><tt class="parameter">value</tt></i> must be an integer. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_PAPER_WIDTH</tt></b>: if PRINTER_PAPER_FORMAT is set to PRINTER_FORMAT_CUSTOM, PRINTER_PAPER_WIDTH specifies a custom paper width in mm, <i><tt class="parameter">value</tt></i> must be an integer. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_SCALE</tt></b>: specifies the factor by which the printed output is to be scaled. the page size is scaled from the physical page size by a factor of scale/100. for example if you set the scale to 50, the output would be half of its original size. <i><tt class="parameter">value</tt></i> must be an integer. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_BACKGROUND_COLOR</tt></b>: specifies the background color for the actual device context, <i><tt class="parameter">value</tt></i> must be a string containing the rgb information in hex format i.e. "005533". </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TEXT_COLOR</tt></b>: specifies the text color for the actual device context, <i><tt class="parameter">value</tt></i> must be a string containing the rgb information in hex format i.e. "005533". </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TEXT_ALIGN</tt></b>: specifies the text alignment for the actual device context, <i><tt class="parameter">value</tt></i> can be combined through OR'ing the following constants: </span> <ul class="itemizedlist"> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TA_BASELINE</tt></b>: text will be aligned at the base line. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TA_BOTTOM</tt></b>: text will be aligned at the bottom. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TA_TOP</tt></b>: text will be aligned at the top. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TA_CENTER</tt></b>: text will be aligned at the center. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TA_LEFT</tt></b>: text will be aligned at the left. </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>PRINTER_TA_RIGHT</tt></b>: text will be aligned at the right. </span> </li> </ul> </li> </ul> </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">value</tt></i></span> <dd> <p class="para"> The <i><tt class="parameter">option</tt></i> value. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> on success or <b><tt>FALSE</tt></b> on failure. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>printer_set_option()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />$handle </span><span style="color: #007700">= </span><span style="color: #0000BB">printer_open</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">printer_set_option</span><span style="color: #007700">(</span><span style="color: #0000BB">$handle</span><span style="color: #007700">, </span><span style="color: #0000BB">PRINTER_SCALE</span><span style="color: #007700">, </span><span style="color: #0000BB">75</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printer_set_option</span><span style="color: #007700">(</span><span style="color: #0000BB">$handle</span><span style="color: #007700">, </span><span style="color: #0000BB">PRINTER_TEXT_ALIGN</span><span style="color: #007700">, </span><span style="color: #0000BB">PRINTER_TA_LEFT</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printer_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$handle</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> </div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.printer-select-pen.html">printer_select_pen</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.printer-start-doc.html">printer_start_doc</a></div> <div class="up"><a href="ref.printer.html">Printer Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?