'; $argument_list = func_get_args(); foreach ($argument_list as $variable) { if (is_array($variable)) { print_r($variable); } else { var_dump($variable); } } echo ''; echo "\n"; } /** * Method underline_to_camel * 下划线转驼峰 * @param $string * @return mixed */ function underline_to_camel($string) { return preg_replace('/_([a-zA-Z])/e', "strtoupper('\\1')", $string); } /** * Method camel_to_underline * 驼峰转下划线 * @param $string * @return string */ function camel_to_underline($string) { return strtolower(trim(preg_replace('/([A-Z])/', "_\\1", $string), '_')); } /** * Method get_client_ip * 获取客户端IP * @return bool|string */ function get_client_ip() { //验证HTTP头中是否有REMOTE_ADDR if (!isset($_SERVER['REMOTE_ADDR'])) { return '127.0.0.1'; } //验证是否为非私有IP if (filter_var($_SERVER['REMOTE_ADDR'], FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE)) { return $_SERVER['REMOTE_ADDR']; } //验证HTTP头中是否有HTTP_CIP if (isset($_SERVER['HTTP_CIP'])) { return $_SERVER['HTTP_CIP']; } //验证HTTP头中是否有HTTP_X_FORWARDED_FOR if (!isset($_SERVER['HTTP_X_FORWARDED_FOR'])) { return $_SERVER['REMOTE_ADDR']; } //定义客户端IP $client_ip = ''; //获取", "的位置 $position = strrpos($_SERVER['HTTP_X_FORWARDED_FOR'], ', '); //验证$position if (false === $position) { $client_ip = $_SERVER['HTTP_X_FORWARDED_FOR']; } else { $client_ip = substr($_SERVER['HTTP_X_FORWARDED_FOR'], $position + 2); } //验证$client_ip是否为合法IP if (filter_var($client_ip, FILTER_VALIDATE_IP)) { return $client_ip; } else { return false; } } /** * Returns the values from a single column of the input array, identified by * the $columnKey. * Optionally, you may provide an $indexKey to index the values in the returned * array by the values from the $indexKey column in the input array. * * @param array $input A multi-dimensional array (record set) from which to pull * a column of values. * @param mixed $columnKey The column of values to return. This value may be the * integer key of the column you wish to retrieve, or it * may be the string key name for an associative array. * @param mixed $indexKey (Optional.) The column to use as the index/keys for * the returned array. This value may be the integer key * of the column, or it may be the string key name. * * @return array * @link http://www.php.net/manual/en/function.array-column.php since php 5.5.0 * @link https://github.com/ramsey/array_column/blob/master/src/array_column.php */ function array_column($input = null, $columnKey = null, $indexKey = null) { // Using func_get_args() in order to check for proper number of // parameters and trigger errors exactly as the built-in array_column() // does in PHP 5.5. $argc = func_num_args(); $params = func_get_args(); if ($argc < 2) { trigger_error("array_column() expects at least 2 parameters, {$argc} given", E_USER_WARNING); return null; } //add by wenyue1 if (empty($params[0]) || empty($params[1])) { return array(); } //added if (!is_array($params[0])) { trigger_error('array_column() expects parameter 1 to be array, ' . gettype($params[0]) . ' given', E_USER_WARNING); return null; } if (!is_int($params[1]) && !is_float($params[1]) && !is_string($params[1]) && $params[1] !== null && !(is_object($params[1]) && method_exists($params[1], '__toString'))) { trigger_error('array_column(): The column key should be either a string or an integer', E_USER_WARNING); return false; } if (isset($params[2]) && !is_int($params[2]) && !is_float($params[2]) && !is_string($params[2]) && !(is_object($params[2]) && method_exists($params[2], '__toString'))) { trigger_error('array_column(): The index key should be either a string or an integer', E_USER_WARNING); return false; } $paramsInput = $params[0]; $paramsColumnKey = ($params[1] !== null) ? (string)$params[1] : null; $paramsIndexKey = null; if (isset($params[2])) { if (is_float($params[2]) || is_int($params[2])) { $paramsIndexKey = (int)$params[2]; } else { $paramsIndexKey = (string)$params[2]; } } $resultArray = array(); foreach ($paramsInput as $row) { $key = $value = null; $keySet = $valueSet = false; if ($paramsIndexKey !== null && array_key_exists($paramsIndexKey, $row)) { $keySet = true; $key = (string)$row[$paramsIndexKey]; } if ($paramsColumnKey === null) { $valueSet = true; $value = $row; } elseif (is_array($row) && array_key_exists($paramsColumnKey, $row)) { $valueSet = true; $value = $row[$paramsColumnKey]; } if ($valueSet) { if ($keySet) { $resultArray[$key] = $value; } else { $resultArray[] = $value; } } } return $resultArray; } /** * Method array_rebuild * 通过新的Key重建数组索引 * * @param array $array * @param string $key * * @return array */ function array_rebuild(array $array, $key) { $data = array(); if (empty($array) || empty($key)) { return $data; } foreach ($array as $info) { if (isset($info[$key])) { $data[$info[$key]] = $info; } } return $data; } /** * Method array_group * 通过新的Key分组, 并支持保留指定参数 * * @param array $array * @param $key * @param array $keep_key_array * * @return array */ function array_group(array $array, $key, array $keep_key_array = array()) { $data = array(); if (empty($array) || empty($key)) { return $data; } $keep_key_array = array_flip($keep_key_array); foreach ($array as $info) { if (isset($info[$key])) { if (empty($keep_key_array)) { $data[$info[$key]][] = $info; } else { if (count($keep_key_array) > 1) { $data[$info[$key]][] = array_intersect_key($info, $keep_key_array); } else { $data[$info[$key]][] = $info[key($keep_key_array)]; } } } } return $data; } /** * Method replace_space_char * 替换空格字符 * * @param $string * * @return mixed */ function replace_space_char($string) { return preg_replace('/\s+|　/', '', $string); }