watercat_web/common.php

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

// 应用公共文件
function randomStr($type = 1, $len = 6)
{
    $number = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
    $strArray = [];
    switch ($type) {
        case 1:
            $strArray = $number;
            break;
    }
    $len = $len <= 0 ? 6 : $len;
    $len = $len > 10 ? 6 : $len;
    $str = '';
    for ($i = 0; $i < $len; $i++) {
        $num = mt_rand(0, count($strArray));
        $str .= $num;
    }
    return $str;
}
//接口用
function backjson($status = 0, $msg = '',$data=[])
{
    $returnData = [
        'status' => $status,
        'msg' => $msg,
        'data' => $data,
    ];
    return json($returnData);
}
//方法回执用
function backarr($status = 0, $msg = '', $data = [])
{
    $returnData = [
        'status' => $status,
        'msg' => $msg,
        'data' => $data,
    ];
    return $returnData;
}
//判断是否是手机号
function isMoblid($tel)
{
    if (preg_match("/^1[3456789]{1}\d{9}$/", $tel)) {
        return true;
    } else {
        return false;
    }
}