in_array(被判断的,数组) $now_page="index"; inarray($now_page,$priv); //将数组用分隔符分成字符串 join("分隔符",数组) join() 函数是 implode() 函数的别名。 //字符串替换 str_replace(find,replace,string,count) count是可选的一个变量,对替换数进行计数。 该函数对大小写敏感。请使用 str_...
$string = str_replace('%2527','',$string); $string = str_replace('*','',$string); $string = str_replace('"','"',$string); $string = str_replace("'",'',$string); $string = str_replace('"','',$string); $string = str_replace(';','',$string); $string = str_...
Checks if the given value exists in the array */ PHP_FUNCTION(in_array) { php_search_array(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); } /* }}} */ /* {{{ proto mixed array_search(mixed needle, array haystack [, bool strict]) Searches the array for a given value and returns the corres...
find/var/www/-type d-exec chmod555{}\;find/var/www/-type f-exec chmod444{}\;chmod755/var/www/images 使所有可能目录允许运行.php文件,http://www.example.com/images/your.php 将被拒绝. include 也是同样处理方式,只允许使用include_once,require_one 包含,不允许http://www.example.com/include/y...
$condition['_string']="FIND_IN_SET(".I("request.subid").",first_subject) and FIND_IN_SET(".I("request.teach_place").",teach_place)"; } $condition['check']=3; 二.利用字符串字段,查找每个字符对应的相关表的数据 适用情况:
In the above example, we have an array that includes 1, 2, 3, and ‘4.’ The quotes matter: 4 isn’t actually an int: it’s a string. But we also have strict typing turned off because we have not assigned it a value. Here, we aren’t looking to check the types. ...
/** *@paramAction $action 当前处理的动作对象 *@paramarray $params “params” 属性的值 *@returnstring 一段种子字符用来生成 ETag 哈希值 */function($action, $params) 以下是使用ETag头的示例: publicfunctionbehaviors(){return[ ['class'=>'yii\filters\HttpCache','only'=> ['view'],'etagSeed'...
array(1) {[0] = > string(6)"intval"} filter函数存在 并且debug发现data的值为1不为数组,所以进入三元运算 function array_map_recurisive() 这里的array_map_recurisive()函数为: function array_map_recursive($filter, $data){$result = array();foreach ($data as $key => $val) {$result[$key...
public function insert(array $data = [], $replace = false, $getLastInsID = false, $sequence = null){// 分析查询表达式$options = $this->parseExpress();$data = array_merge($options['data'], $data);// 生成SQL语句$sql = $this->builder->insert($data, $options, $replace);... 跟进...
quotes ('...'), double quotes ("..."), and Heredoc syntax (<<<). PHP provides a rich set of built-in functions forreplacing,concatenating,comparing,interpolating, andsplittingstrings. You can also find the length of a string, convert thestring to int, and convert thestring to array. ...