'/^((\(\d{3}\))|(\d{3}\-))?(\(0">
当前位置:Gxlcms > PHP教程 > 表单验证

表单验证

时间:2021-07-01 10:21:17 帮助过:3人阅读

<无详细内容>
  1. /**
  2. * 页面作用:常用表单验证类
  3. * 作 者:phper
  4. * 建立时间:2011-4-11
  5. */
  6. class validate{
  7. public static function isEmail($str){
  8. return is_string($str)&&preg_match('/^[_\.0-9a-z-]+@([0-9a-z][0-9a-z-]+\.)+[a-z]{2,4}$/',$str);
  9. }
  10. public static function isUrl($str){
  11. return is_string($str)&&preg_match("/^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/",$str);
  12. }
  13. public static function isPhone($str,$type){
  14. $preg_array_pho=array(
  15. 'cn'=>'/^((\(\d{3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}$/',
  16. 'tw'=>''
  17. );
  18. if(in_array($type,array_keys($pre_array_pho))){
  19. return preg_match($pre_array_pho[$type],$str);
  20. }else{
  21. die($type.'-phone number is undefined');
  22. }
  23. }
  24. public static function isText($str,$type,$min_lenth=1,$max_lenth=''){
  25. $preg_array_text=array(
  26. 'ch'=>"/^([\x81-\xfe][\x40-\xfe]){".$min_lenth.",".$max_lenth."}$/",
  27. 'num'=>"/^[0-9]{".$min_lenth.",".$max_lenth."}$/i",
  28. );
  29. if(in_array($type,array_keys($preg_array_text))){
  30. return is_string($preg_array_text)&&preg_match($preg_array_text[$type],$str);
  31. }else{
  32. die($type.'-text is undefined');
  33. }
  34. }
  35. public static function isIp($ip){
  36. return preg_match("/^([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])" . "(\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])){3}$/", $ip);
  37. }
  38. public static function isDate($var){
  39. return preg_match("/([0-9]{4})-([0-9]{1,2})-([0-9]{1,2})/",$var);
  40. }
  41. public static function isColor($var){
  42. return preg_match("/^#?([a-f]|[A-F]|[0-9]){3}(([a-f]|[A-F]|[0-9]){3})?$/",$var);
  43. }
  44. public static function isUserName($var){
  45. return preg_match("/^[a-zA-Z0-9_\.\-]{3,16}$/",$var);
  46. }
  47. public static function isPic($var){
  48. return preg_match("/^[a-zA-Z0-9\-\.]+\.(jpg|jpeg|gif|png)$/",$var);
  49. }
  50. }
  51. ?>

人气教程排行