本文实例讲述了php动态绑定变量的用法。分享给大家供大家参考。具体如下:
private function bindVars($stmt,$params) {
if ($params != null) {
$types = ''; //initial sting with types
foreach($params as $param) {
//for each element, determine type and add
if(is_int($param)) {
$types .= 'i'; //integer
} elseif (is_float($param)) {
$types .= 'd'; //double
} elseif (is_string($param)) {
$types .= 's'; //string
} else {
$types .= 'b';
//blob and unknown
}
}
$bind_names[] = $types;
//first param needed is the type string
// eg: 'issss'
for ($i=0; $i //go through incoming params and added em to array $bind_name = 'bind' . $i; //give them an arbitrary name $$bind_name = $params[$i]; //add the parameter to the variable variable $bind_names[] = &$$bind_name; //now associate the variable as an element in an array } //call the function bind_param with dynamic params call_user_func_array(array($stmt,'bind_param'),$bind_names); } return $stmt; //return the bound statement 希望本文所述对大家的php程序设计有所帮助。
评论列表()