PHP数组转字符串

if (!function_exists('array_string')) {

    /**
     * 数组转字符串
     * Author:刘星麟
     * @param $string
     * @return bool
     */
   
    function array_string($arr = [])
    {
        if (!empty($arr) && is_array($arr)) {
            $str = "[";
            foreach ($arr as $key => $v) {
                if (is_array($v)) {
                    $str .= '"' . $key . '" =>' . array_string($v) . ',';
                    
                } else {
                    $str .= '"' . $key . '" =>"' . $v . '",';
                }
            }

            $str = rtrim($str, ',') . "]";
            return $str;
        } else {
            return "[]";
        }
    }
}

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转载自blog.csdn.net/liuxl57805678/article/details/103288924