ZPL数据转PDF文件 PHP

在我们请求一些接口获取PDF面单时返回的是ZPL数据,ZPL数据可以用于打印机直接打印,也可做成PDF文件进行保存,代码如下:

<?php

$zpl = "zpl data";

$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, "http://api.labelary.com/v1/printers/8dpmm/labels/4x6/0/");
curl_setopt($curl, CURLOPT_POST, TRUE);
curl_setopt($curl, CURLOPT_POSTFIELDS, $zpl);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($curl, CURLOPT_HTTPHEADER, array("Accept: application/pdf")); 
$result = curl_exec($curl);
// echo $result 直接输出pdf数据

if (curl_getinfo($curl, CURLINFO_HTTP_CODE) == 200) {
    $file = fopen("label.pdf", "w");
    fwrite($file, $result);
    fclose($file);
} else {
    print_r("Error: $result");
}

curl_close($curl);

?>

完毕

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Origin blog.csdn.net/qq_24973351/article/details/115218688
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