180 lines
3.3 KiB
PHP
180 lines
3.3 KiB
PHP
<?php
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/**
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* 字符检查插件
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*/
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class checkChajian extends Chajian{
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/**
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* 是否为邮箱
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*/
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public function isemail($str)
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{
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if(isempt($str))return false;
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return filter_var($str, FILTER_VALIDATE_EMAIL);
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}
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/**
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* 是否为手机号
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*/
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public function ismobile($str)
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{
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if(isempt($str))return false;
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if(!is_numeric($str) || strlen($str)<5)return false;
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return true;
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}
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/**
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* 判断是否为国内手机号
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*/
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public function iscnmobile($str)
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{
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if(isempt($str))return false;
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if(!is_numeric($str) || strlen($str)!=11)return false;
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if(!preg_match("/1[3458769]{1}\d{9}$/", $str))return false;
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return true;
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}
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/**
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* 是否有中文
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*/
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public function isincn($str)
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{
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return preg_match("/[\x7f-\xff]/", $str);
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}
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//是否整个的英文a-z,0-9
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public function iszgen($str)
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{
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if(isempt($str))return false;
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if($this->isincn($str)){
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return false;
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}
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return true;
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}
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//返回字符串编码
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public function getencode($str)
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{
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$encode = mb_detect_encoding($str, array('ASCII','UTF-8','GB2312','GBK','BIG5'));
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$encode = strtolower($encode);
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return $encode;
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}
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/**
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* 是否为数字
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*/
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public function isnumber($str)
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{
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if(isempt($str))return false;
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return is_numeric($str);
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}
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/**
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* 字符是否包含数字
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*/
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public function isinnumber($str)
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{
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return preg_match("/[0-9]/", $str);
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}
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/**
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* 是否为日期
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*/
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public function isdate($str)
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{
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return preg_match("/^([0-9]{4})-([0-9]{2})-([0-9]{2})$/", $str);
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}
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/**
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* 是否为日期时间
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*/
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public function isdatetime($str)
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{
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return preg_match("/^([0-9]{4})-([0-9]{2})-([0-9]{2}) ([0-9]{2}):([0-9]{2}):([0-9]{2})$/", $str);
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}
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/**
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* 是否为月份
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*/
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public function ismonth($str)
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{
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return preg_match("/^([0-9]{4})-([0-9]{2})$/", $str);
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}
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/**
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* 过滤字母,只留数字
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*/
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public function onlynumber($str)
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{
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return preg_replace('/[a-zA-Z]/','', $str);
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}
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/**
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* 仅支持0-9A-Za-z - |
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* return boolean
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*/
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public function onlynoen($str)
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{
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$str1 = ''.$str.'';
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$bobg = preg_replace("/[a-zA-Z0-9_]/",'', $str1);
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$bobg = str_replace(array('-','|'),'', $bobg);
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return $bobg;
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}
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/**
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* 替换空格
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*/
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public function replacekg($str)
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{
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$str = preg_replace('/\s*/', '', $str);
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$qian = array(" "," ","\t","\n","\r");
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return str_replace($qian, '', $str);
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}
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public function removeEmojiChar($str)
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{
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$mbLen = mb_strlen($str);
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$strArr = array();
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for ($i = 0; $i < $mbLen; $i++) {
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$mbSubstr = mb_substr($str, $i, 1, 'utf-8');
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if (strlen($mbSubstr) >= 4) {
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continue;
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}
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$strArr[] = $mbSubstr;
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}
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return implode('', $strArr);
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}
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/**
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* 判断是不是内网地址
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*/
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public function isneiurl($str)
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{
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$strt = strtolower($str);
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$strt = str_replace($strt, 'https:', 'http:');
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$nearr= array('localhost','127.0.0','192.','10.','172.');
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$bool = false;
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foreach($nearr as $ip){
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if(contain($str, 'http://'.$ip.'')){
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$bool = true;
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break;
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}
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}
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return $bool;
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}
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/**
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* 过滤sql的
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*/
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public function onlysql($str)
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{
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$str = $this->rock->iconvsql($str);
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$str = str_replace('(','（', $str);
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$str = str_replace(')','）', $str);
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$str = str_replace(',','，', $str);
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return $str;
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}
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} |