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HomeBackend DevelopmentPHP TutorialPHP export HTML content file class method in Excel

This article mainly shares with you the method of exporting HTML content files in Excel using php. It is mainly shared with you in the form of code. I hope it can help you.

<?php
/**
 * 导出Excel(内容为HTML)文件类
 * @author yzq
 */
class Excel_html{

    private $_common_style    = &#39;&#39;;             //通用样式
    private $_head            = &#39;&#39;;             //表头内容
    private $_body            = &#39;&#39;;             //表格内容
    private $_head_bgcolor    = &#39;#f3f3f3&#39;;      //表头默认背景颜色
    private $_body_bgcolor    = &#39;&#39;;             //表格默认背景颜色
    private $_default_width   = 100;            //默认宽度
    Private $_default_align   = &#39;center&#39;;       //默认对齐方式
    private $_default_charset = &#39;utf-8&#39;;        //默认导出编码
    private $_tables          = [];             //一个文件里有多个table时使用
    private $_table_brs       = [];             //table间是否换行

    /**
     * 设置表头背景颜色
     */
    public function set_head_bgcolor($bgcolor = &#39;#f3f3f3&#39;){
        $this->_head_bgcolor = $bgcolor;
    }

    /**
     * 设置表格背景颜色
     */
    public function set_body_bgcolor($bgcolor = &#39;&#39;){
        $this->_body_bgcolor = $bgcolor;
    }

    /**
     * 设置输出字符编码
     */
    public function set_charset($charset = &#39;utf-8&#39;){
        $this->_default_charset = $charset;
    }

    /**
     * 设置默认对齐方式
     */
    public function set_align($align = &#39;center&#39;){
        $this->_default_align = $align;
    }

    /**
     * 设置默认宽度
     * @param int $width
     */
    public function set_default_width($width = 100){
        $this->_default_width = $width;
    }

    /**
     * 设置通用样式
     * @param string $style
     */
    public function set_common_style($style = &#39;&#39;){
        $this->_common_style = $style;
    }

    /**
     * 添加一个table
     * @param int $add_br  是否添加换行
     */
    public function add_talbe($add_br = 0){
        $this->_tables[] = array(
            &#39;head&#39; => $this->_head,
            &#39;body&#39; => $this->_body,
        );

        $this->_table_brs[] = $add_br ? 1 : 0;
        $this->_head = &#39;&#39;;
        $this->_body = &#39;&#39;;
    }


    /**
     * 添加表头
     * @param array $head_arr = array(
     *     // array(array(字段名1, 宽度, 其他设置), 字段名2)  宽度 其他设置(如跨列,跨行等) 可选
     *     array(
     *         array(&#39;序号&#39;, 100, [&#39;colspan&#39; => 2, &#39;rowspan&#39; => 2]),
     *         &#39;订单号&#39;,
     *         &#39;同行客户&#39;
     *     )
     * )
     *
     */
    public function add_head($head_arr = array()){
        $head_html = &#39;<tr>&#39;;
        if (is_array($head_arr) && !empty($head_arr)){
            foreach ($head_arr as $head){
                if (!is_array($head)){
                    $head_html .= "<th width=&#39;" . $this->_default_width . "&#39; bgcolor=&#39;" . $this->_head_bgcolor . "&#39;>" . $this->get_value($head)  . "</th>\n";
                }else {
                    $width = !empty($head[1]) ? $head[1] : $this->_default_width;
                    $other = isset($head[2]) ? $head[2] : [];
                    $head_html .= "<th width=&#39;" . $width . "&#39; bgcolor=&#39;" . $this->_head_bgcolor . "&#39;";
                    if(!empty($other) && is_array($other)){
                        foreach($other as $k => $v){
                            $head_html .= " {$k}=&#39;{$v}&#39; ";
                        }
                    }
                    $head_html .= " >" . $this->get_value($head[0]) . "</th>\n";
                }
            }
        }

        $head_html   .= "</tr>\n";
        $this->_head .= $head_html;
    }

    /**
     * 添加表格内容
     * @param array $body_arr = array(
     *     //array(array(字段值, 对齐方式, 样式, 其他设置))  //对齐方式、样式、其他设置(如跨列,跨行等)可选
     *     array(
     *         array(1, &#39;left&#39;, &#39;style="..."&#39;, [&#39;colspan&#39; => 2, &#39;rowspan&#39; => 2]),
     *         array(&#39;2&#39;, &#39;right&#39;),
     *         3
     *     )
     * )
     *
     * @param $deal_long_num  是否处理长度较长的数字字符串   防止转换为科学计数法
     *
     */
    public function add_body($body_arr = array(), $deal_long_num = false){
        $body_html = &#39;<tr>&#39;;
        if (is_array($body_arr) && !empty($body_arr)){
            foreach ($body_arr as $body){
                if (!is_array($body)){
                    $style = $deal_long_num ? &#39;style="mso-number-format:\&#39;\@\&#39;;"&#39; : &#39;&#39;;
                    $body_html .= "<td bgcolor=&#39;" . $this->_body_bgcolor . "&#39; align=&#39;" . $this->_default_align . "&#39; {$style}>" . $this->get_value($body) . "</td>\n";
                }else {
                    $align = isset($body[1]) ? $body[1] : $this->_default_align;
                    $style = isset($body[2]) ? $body[2] : &#39;&#39;;
                    $other = isset($body[3]) ? $body[3] : [];

                    if (!empty($style)){
                        $style = $deal_long_num ? (rtrim($style, &#39;;"&#39;) . ";mso-number-format:&#39;\@&#39;;" . &#39;"&#39;) : $style;
                    }else{
                        $style = $deal_long_num ? &#39;style="mso-number-format:\&#39;\@\&#39;;"&#39; : &#39;&#39;;
                    }

                    $body_html .= "<td bgcolor=&#39;" . $this->_body_bgcolor . "&#39; align=&#39;" . $align ."&#39; " . $style . "";
                    if(!empty($other) && is_array($other)){
                        foreach($other as $k => $v){
                            $body_html .= " {$k}=&#39;{$v}&#39; ";
                        }
                    }
                    $body_html .= ">" . $this->get_value($body[0])  . "</td>\n";
                }
            }
        }

        $body_html   .= "</tr>\n";
        $this->_body .= $body_html;
    }

    /**
     * 下载excel文件
     */
    public function downLoad($filename = &#39;&#39;){
        $this->add_talbe();
        $chare_set     = $this->_default_charset;
        $down_content  = &#39;<meta http-equiv="Content-Type" content="text/html; charset=&#39; . $chare_set . &#39;" />&#39; . "\n";
        $down_content .= $this->_common_style;

        foreach ($this->_tables as $t_key => $table){
            if (empty($table[&#39;head&#39;]) && empty($table[&#39;body&#39;])){
                continue;
            }

            $down_content .= &#39;<table border="1">&#39; . "\n";
            $down_content .= $table[&#39;head&#39;] . "\n";
            $down_content .= $table[&#39;body&#39;] . "\n";
            $down_content .= &#39;</table>&#39;;

            if ($this->_table_brs[$t_key]){
                $down_content .= "<br/>";
            }

            $down_content .= "\n";
        }

        if(!$filename) {
            $filename = date(&#39;YmdHis&#39;,time()).&#39;.xls&#39;;
        }
        $ci = &get_instance();
        $ci->load->helper(&#39;download&#39;);

        force_download($filename, $down_content);
    }

    private function get_value($value){
        if (strtolower($this->_default_charset) != &#39;utf-8&#39;){
            return iconv(&#39;utf-8&#39;, $this->_default_charset, $value);
        }else{
            return $value;
        }
    }
}

Usage examples:

$excel = new Excel_html();
	$head = [
	    [&#39;序号&#39;, 50], [&#39;姓名&#39;, 100], [&#39;移动电话&#39;, 120], [&#39;部门&#39;, 120]
	];
$excel->add_head($head);
$rs = array(
    array(
        &#39;realname&#39; => &#39;a&#39;,
        &#39;mobile&#39; => &#39;12345678901&#39;,
        &#39;department_name&#39; => &#39;测试&#39;,
    ),
    array(
        &#39;realname&#39; => &#39;b&#39;,
        &#39;mobile&#39; => &#39;12345678912&#39;,
        &#39;department_name&#39; => &#39;技术&#39;,
    ),
);
foreach($rs as $i => $item){
	$excel->add_body([
		$i + 1,
		$item[&#39;realname&#39;],
		$item[&#39;mobile&#39;],
		$item[&#39;department_name&#39;],
	]);
}
$excel->downLoad();
exit();

Related recommendations:

PHP Export EXCEL Quick Development Guide

php uses native Method to export excel example sharing

php import and export excel file

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