Chek if a phone numbers is valid, according to its syntax (should be: "+390523599314"). True if it's valid, False otherwise
function is_valid_phone( $phone ) { if ( $phone[0] != "+" ) { return false; } // end if else { $phone = substr( $phone, 1 ); // delete the "+" if ( !is_numeric( $phone ) ) { return false; } // end if } // end else return true; } // end function is_valid_phone
Resize image function for jpg format. $mood between max and min. if you choose max, this mean max size of image is $ta otherwise min size of image is $ta. function makeTheThumb( $ppath, $ta, $mood ) ...
If you have a list of items (for example)......
Create directory if not exists. function createDir( $dir ) { if ( !is_dir( $dir ) ) { mkdir( $dir, 0777 ); return true; } return false; }...
Escapes special characters in a string for use in an SQL statement. howewer it check get_magic_quotes_gpc function is enable or no. if true , it strips string from slashes and escaped string from spec...
