php导出数据为CSV文件DEMO

发布时间：2020-05-25 03:33:24 所属栏目：PHP 来源：互联网

导读：代码示例：private function _download_send_headers($filename) {// disable caching$now = gmdate(D, d M Y H:i:s);header(Expires: Tue, 03 Jul 2001 06:00:00 GMT);header(Cache-Control: max-age=0, no-cache, must-revalidate, proxy-revalidate);heade

代码示例：

_download_send_headers( = ("D,d M Y H:i:s"("Expires: Tue,03 Jul 2001 06:00:00 GMT"("Cache-Control: max-age=0,no-cache,must-revalidate,proxy-revalidate"("Last-Modified: {} GMT"

    </span><span style="color: #008000;"&gt;//</span><span style="color: #008000;"&gt; force download</span>
    <span style="color: #008080;"&gt;header</span>("Content-Type: application/force-download"<span style="color: #000000;"&gt;);
    </span><span style="color: #008080;"&gt;header</span>("Content-Type: application/octet-stream"<span style="color: #000000;"&gt;);
    </span><span style="color: #008080;"&gt;header</span>("Content-Type: application/download"<span style="color: #000000;"&gt;);

    </span><span style="color: #008000;"&gt;//</span><span style="color: #008000;"&gt; disposition / encoding on response body</span>
    <span style="color: #008080;"&gt;header</span>("Content-Disposition: attachment;filename={<span style="color: #800080;"&gt;$filename</span>}"<span style="color: #000000;"&gt;);
    </span><span style="color: #008080;"&gt;header</span>("Content-Transfer-Encoding: binary"<span style="color: #000000;"&gt;);
}

</span><span style="color: #0000ff;"&gt;private</span> <span style="color: #0000ff;"&gt;function</span> _array2csv(<span style="color: #800080;"&gt;$array</span><span style="color: #000000;"&gt;) {
    </span><span style="color: #0000ff;"&gt;if</span> (<span style="color: #008080;"&gt;count</span>(<span style="color: #800080;"&gt;$array</span>) == 0<span style="color: #000000;"&gt;) {
        </span><span style="color: #0000ff;"&gt;return</span> <span style="color: #0000ff;"&gt;null</span><span style="color: #000000;"&gt;;
    }
    </span><span style="color: #800080;"&gt;$keys</span> = <span style="color: #008080;"&gt;array_keys</span>(<span style="color: #008080;"&gt;reset</span>(<span style="color: #800080;"&gt;$array</span><span style="color: #000000;"&gt;));
    </span><span style="color: #0000ff;"&gt;echo</span> <span style="color: #008080;"&gt;implode</span>(',',<span style="color: #800080;"&gt;$keys</span>) . <span style="color: #ff00ff;"&gt;PHP_EOL</span><span style="color: #000000;"&gt;;
    </span><span style="color: #0000ff;"&gt;for</span> (<span style="color: #800080;"&gt;$i</span> = 0,<span style="color: #800080;"&gt;$j</span> = <span style="color: #008080;"&gt;count</span>(<span style="color: #800080;"&gt;$array</span>); <span style="color: #800080;"&gt;$i</span> < <span style="color: #800080;"&gt;$j</span>; <span style="color: #800080;"&gt;$i</span>++<span style="color: #000000;"&gt;) {
        </span><span style="color: #0000ff;"&gt;echo</span> <span style="color: #008080;"&gt;implode</span>(',<span style="color: #800080;"&gt;$array</span>[<span style="color: #800080;"&gt;$i</span>]) . <span style="color: #ff00ff;"&gt;PHP_EOL</span><span style="color: #000000;"&gt;;
    }
}

</span><span style="color: #0000ff;"&gt;public</span> <span style="color: #0000ff;"&gt;function</span><span style="color: #000000;"&gt; saveAsCsv() {
        </span><span style="color: #800080;"&gt;$this</span> -> _download_send_headers("data_export_" . <span style="color: #008080;"&gt;date</span>("Y-m-d") . ".csv"<span style="color: #000000;"&gt;);
        </span><span style="color: #800080;"&gt;$ret</span> = <span style="color: #0000ff;"&gt;array</span><span style="color: #000000;"&gt;(
            </span><span style="color: #0000ff;"&gt;array</span><span style="color: #000000;"&gt;(
                </span>'id' => 1,'name' => 'hello'<span style="color: #000000;"&gt;
            )</span>,<span style="color: #0000ff;"&gt;array</span><span style="color: #000000;"&gt;(
                </span>'id' => 2,'name' => 'world'<span style="color: #000000;"&gt;
            )</span>,<span style="color: #0000ff;"&gt;array</span><span style="color: #000000;"&gt;(
                </span>'id' => 3,'name' => 'good'<span style="color: #000000;"&gt;
            )</span>,<span style="color: #000000;"&gt;
        );
        </span><span style="color: #800080;"&gt;$this</span> -> _array2csv(<span style="color: #800080;"&gt;$ret</span><span style="color: #000000;"&gt;);
        </span><span style="color: #0000ff;"&gt;die</span><span style="color: #000000;"&gt;();
}</span></pre>

当然还有用

（编辑：安卓应用网）

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