15 common js regular expressions, such as usernames and passwords
Collected and sorted out 15 common javaScript regular expressions, including user name, password strength, integer, number, Email address (Email), mobile phone number, ID card number, URL address, IPv4 address, hexadecimal color, date, QQ number, number, license plate number, and Chinese regular expression. Form verification is required.
1 username regular
// Username regular, 4 to 16 c
PHP uses cookies to save the login user name 2015-01-26 11:03:13 www.hackbase.com Source: The Internet Submission Form page copy code code is as follows: Submit a Form page Copy the Code code as follows:$user = isset ($_cookie[' username ') "$_cookie[' username ']: ';?>User name: Password: Remember user name: Form information receive page, while setting cookies Copy the Code code as follows:$user = $_post[' username ');if ($_post[' REM ']) {Setcookie ("username", $user, Time () +3600*3600*24);}e
I don't think it is necessary at all.
Reply content:
I don't think it is necessary at all.
The reason why you should not start with a space is to avoid accidental loss.
How do you differentiate between full-width spaces and half-width spaces?
The number of spaces is difficult to check
The general space will be filtered out at the beginning of the end.
When your service supports mobile phone number login, you know why.
And uid this thing conflict. General Address bar Enter th
Canonical has just released the first daily image of Ubuntu14.10 (utopia unicorn), and development has started. Ubuntu developers have started to develop the next version, and the first development version of the image has been completed. Do not have too many expectations for the new Ubuntu build, at least for now. Two months later, we can see significant changes. If you start this version now, it will still be displayed as Ubuntu14.04. It can be seen
and China's standard organization announce the Ubuntu cooperation agreement. The main points are as follows:
I. CSIP defines a new reference architecture for standard operating systems in China
Ii. CSIP, Canonical and NUDT from the CCN Open Source Innovation Joint Lab to further that standard
Iii. CCN Joint Lab will produce Ubuntu Kylin, with first release expected in conjunction with Ubuntu 13.04 in each l 2013.
The first indicates that CSIP is the maker of the new benchmark platform for Stand
;Hal_gpio_init (Gpioa, gpio_initstruct);Gpio_initstruct.pin = gpio_pin_10;Gpio_initstruct.mode = Gpio_mode_input;Gpio_initstruct.pull = Gpio_nopull;Hal_gpio_init (Gpioa, gpio_initstruct);Hal_nvic_setpriority (usart1_irqn, 0, 0);HAL_NVIC_ENABLEIRQ (USART1_IRQN);}}After the configuration is completed, we also need to follow the protocol to parse the data, the resolution is completely to translate the protocol into a programming language, very simple, not to mention here. Finally, one more. The res
program to adjust the duty ratio. The specific implementation code is as follows://Configuring the TIM1 for PWM outputvoidPwm_configuration (void){ //Calculate the frequency and duty ratio of the initializationTimerperiod = Pwmtimeperiod;//calculates the value that is used to set the ARR register to generate a signal at a frequency of 17.57 KhzPwm1pulse = (uint16_t) ((uint32_t)5* (Timerperiod-1)) /Ten);//calculates the value of the CCR1 register to generate 50% duty-TIM1 on channels 1 and 1NPw
recently out of management and inspection needs, unit leadership requirements on the Fortress machine system, testing several commercial fortress machine, because the price exceeds the budget and other reasons are not purchased, and tested three open-source fortress machine, the feeling of the unicorn open-source Fortress machine function is the most complete, basically and the commercial fortress machine, the only problem is the graphic part of the o
to explain why it seems as if "overnight" Etcp was born, gaining capital and quickly getting huge sums of money.In the intelligent parking industry, because of the scarcity and exclusivity of the parking lot, which makes it different from other industries, it is the two core barriers for the rapid horse-racing to occupy the parking lot and the large capital investment. As the leading brand of "ETCP parking" two advantages highlighted, more than 50 million U.S. dollars in cash reserves and execu
, Ubuntu is actually not very satisfactory to Chinese support, so I think of the legendary Unicorn, which is the Chinese version of Ubuntu. Want to Chinese version of, or people participate in the development, should be better, the results live version inside a look ... Ubuntu the original advantages of not how to carry forward, the shortcomings are added a few, especially that what Kirin Software Center, gaudy, speed dead slow, not as original, and t
, login FTP server password is abcdef, then use fortress Machine login, password for 12345678---abcdef, even with three "-" Separate the fortress machine password from the actual FTP password650) this.width=650; "src=" http://s2.51cto.com/wyfs02/M02/7E/7E/wKiom1cCKwvznVJIAAD2FIvczvc947.jpg "title=" 3.jpg " alt= "Wkiom1cckwvznvjiaad2fivczvc947.jpg"/>3. Target IP, note that the destination IP is always the IP of the bastion machineAs follows:Kirin Fortress Machine ftp/sftp Direct login 650) this.w
kinds. webportal mode, users want to carry out operations, you need to use IE, in the URL to enter the https://bastion machine IP to open the Bastion machine interface, enter the bastion machine user name, password for the bastion Master account password + token generated 6-bit dynamic password after opening webportal, In Webportal, you can list all the devices that users can log on to, and users can log on to the target system directly when they click on the tool behind the device. Tool Direct
missing or irrelevant, then some of these small users may feel like your start-up users are fleeing too high.Therefore, the method of calculating the renewal rate proposed by ServiceNow is a good substitute for the calculation method of the number of users fleeing. This approach will not allow a few users to spend a lot of money to cover up the fact that users flee, but also to reflect the health of your business.So, as mentioned earlier, when we want to calculate our renewal rate, use the foll
possible to execute these commands until the file is created, the folder is created, and the file is opened before you open it, otherwise the return fails. The command code is: 0x08, the command format is as follows: // Close file, return operation execution status uint8_t closefile ( void 19 ]={ 0x55 , 0xaa , 0x08 , 0x00 , 0x00 , 0x08 }; // close file command 0x08 uint8_t statusbyte =0xaa ; Statusbyte = SendCommand (Commandtext,6 return Statusbyte;} After writing the program, w
This example describes the way JS uses cookies to record usernames. Share to everyone for your reference, specific as follows:
Cookie idea: When clicking on the login button, save the cookie, and then read the cookie once again, that is, the value of the TXT set before saving the values of cookies on the line.
I hope this article will help you with your JavaScript programming.
The latest version of Firefox and Safari has a password management security vulnerability. This security vulnerability allows some websites to access the stored user name and password.Users who set the browser as a storage password or enable
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.