php查询无果,求救,拜托好心人帮我看看如下错误,多谢了,在线等~~~ message 'pdf_open_file() expects exactly 2 parameters, 1 given' in F:\leo php\open.php:3pdf_open_file()需要两个参数,而你却给了一个pdf_open_file($pdf); 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 多谢,这个例子是我在手册里找到的.奇怪的是这个没有成功..如下的调用方法却成功了.我是不是应该使用这种方法?我是个新手,请大侠指点方向...<?phptry { $p = new PDFlib(); /* open new PDF file; insert a file name to create the PDF on disk */ if ($p->begin_document("", "") == 0) { die("Error: " . $p->get_errmsg()); } /* This line is required to avoid problems on Japanese systems */ $p->set_parameter("hypertextencoding", "winansi"); $p->set_info("Creator", "hello.php"); $p->set_info("Author", "Rainer Schaaf"); $p->set_info("Title", "Hello world (PHP)!"); $p->begin_page_ext(595, 842, ""); $font = $p->load_font("Helvetica-Bold", "winansi", ""); $p->setfont($font, 24.0); $p->set_text_pos(50, 700); $p->show("Hello world!"); $p->continue_text("(says PHP)"); $p->end_page_ext(""); $p->end_document(""); $buf = $p->get_buffer(); $len = strlen($buf); header("Content-type: application/pdf"); header("Content-Length: $len"); header("Content-Disposition: inline; filename=hello.pdf"); print $buf;}catch (PDFlibException $e) { die("PDFlib exception occurred in hello sample:\n" . "[" . $e->get_errnum() . "] " . $e->get_apiname() . ": " . $e->get_errmsg() . "\n");}catch (Exception $e) { die($e);}$p = 0;?> php函数getimagesize()出错是什么问题呢 时间格式化问题 关于网址加代码不跳转的问题 求教一个数组排序问题 路径权限问题 请教mysql 4.0 升级到5.x后的mysql数据库连接 怎么 传 2个参数呀? 帮我看看是SESSION的问题! 谁知道用什么函数可以把字符型转成字符的ASCII码的10进制或16进制的数? 如何用php修改并且解析json 如何在mysql的一个字段中存大于1M的数据 javascript在php里的运用????
<?php
try {
$p = new PDFlib(); /* open new PDF file; insert a file name to create the PDF on disk */
if ($p->begin_document("", "") == 0) {
die("Error: " . $p->get_errmsg());
} /* This line is required to avoid problems on Japanese systems */
$p->set_parameter("hypertextencoding", "winansi"); $p->set_info("Creator", "hello.php");
$p->set_info("Author", "Rainer Schaaf");
$p->set_info("Title", "Hello world (PHP)!"); $p->begin_page_ext(595, 842, ""); $font = $p->load_font("Helvetica-Bold", "winansi", ""); $p->setfont($font, 24.0);
$p->set_text_pos(50, 700);
$p->show("Hello world!");
$p->continue_text("(says PHP)");
$p->end_page_ext(""); $p->end_document(""); $buf = $p->get_buffer();
$len = strlen($buf); header("Content-type: application/pdf");
header("Content-Length: $len");
header("Content-Disposition: inline; filename=hello.pdf");
print $buf;}
catch (PDFlibException $e) {
die("PDFlib exception occurred in hello sample:\n" .
"[" . $e->get_errnum() . "] " . $e->get_apiname() . ": " .
$e->get_errmsg() . "\n");
}
catch (Exception $e) {
die($e);
}$p = 0;
?>