自定义函数应用（动态表格样式）

```php

$headstr=[‘编号’,’姓名’,’年龄’,’地区’];
$strr=[
[‘id’=>1001,’name’=>’小梁’,’age’=>18,’area’=>’深圳’],[‘id’=>1002,’name’=>’小陈’,’age’=>22,’area’=>’珠海’],[‘id’=>1003,’name’=>’小明’,’age’=>25,’area’=>’东莞’],[‘id’=>1004,’name’=>’小新’,’age’=>20,’area’=>’惠州’]
];
function table_css($str,$headstr,$t_css){

    $table_css="<table class='$t_css'>";
    $table_css .="<thead>";
    $table_css .="<tr>";
    foreach($headstr as $h_value){
        $table_css .="<th>" .$h_value;
        $table_css .="</th>";
    }
    $table_css .="</tr>";
    $table_css .="</thead>";
    $table_css .="<tbody>";
    foreach($str as $key => $value){
    $table_css .="<tr>";
        foreach($value as $key2 => $value2){
        $table_css .="<td>" . $value2;
        $table_css .="</td>";
    }
    $table_css .="</tr>";
}
    $table_css .="</tbody>";
    return $table_css;
}
echo table_css($strr,$headstr,'t_css');
?>
<style>
    .t_css{
        width:calc(100vw - 40px);
        border: 1px solid #333;
        border-collapse:collapse;
        margin:0 auto;
    }
    .t_css td,.t_css th{
        border: 1px solid #333;
        text-align:center;
        empty-cells: show;
        padding:1rem;
    }
    .t_css thead{
        background-color: #e0e0e0;
    }
    .t_css tbody > tr:nth-of-type(odd){
        background-color: #f2f2f2;
    }
    /* tr:nth-type-of(2){
        background-color:#000;
    } */
</style>

```