JS mobile phone number, zip code, area code, ID card Verification program
Mobile phone Number Inquiryfunction Checkmobile () {var smobile = Document.mobileform.mobile.valueif (!) ( /^13[0-9]d{4,8}$/.test (Smobile))) {Alert ("Please enter your mobile number (at least the first 7 digits)");Document.mobileform.mobile.focus ();return false;}}Postcode inquiryfunction
PrefaceJust now on the internet to inquire about the national provinces and Cities database, compared to the pit is a relatively comprehensive data, a comprehensive fee, the heart is very uncomfortable.But in the end, I got it. A slightly better national provincial and municipal database, and with left, simple spell, abbreviation, pinyin, Administrative Code, ZIP code
Digital Mail Telephone Fax ZIP code address Verification Code
#region Verify that the input string is a numberVerify that the input string is a numberpublic bool Validatenum (string p_str_num){Return Regex.IsMatch (P_str_num, "^[0-9]*$");}#endregion
#region Validate input string as phone number /// ///Validate input string as phone number /// /// ///
We can also use random numbers to design any program structure that we imagine.
First, let's meet the random number function rand () provided by PHP. The rand () function of PHP returns a random integer, using the following method
Rand (Min,max)
The optional parameter min and Max allows rand () to return a pseudo-random
Php random number code/php random generation number instance lt ;? Php // seed user-defined functions use microseconds as the seed functionseed () {list ($ msec, $ sec) = explode ('', microtime (); return (float) $ sec;} php random number code/php
A php code to generate a 16-bit random number (two methods), 16-bit random number
A php code that generates a 16-bit random number. php can generate a random number in two ways.
Method 1$ A = mt_rand (0000000,99999999 );$ B = mt_r
A PHP generates 16-bit random number code (two methods), 16-bit random number
PHP generates 16-bit random numbers of code, and PHP generates two methods of random numbers.
Method 1
$a = Mt_rand (10000000,99999999);$b = Mt_rand
If you are using php versions earlier than php5.2 and cannot use the ZipArchive class, you only need php5.2 and later versions to conveniently use the ZipArchive class to decompress and compress zip files, the following is a small series for you to introduce. If you are using php versions earlier than php5.2 and cannot use the ZipArchive class, you only need php5.2 and later versions to conveniently use the ZipArchive class to decompress and compress
Php zip compression code
$ Error = ""; // error holder
If (isset ($ _ POST ['createpdf ']) {
$ Post =$ _ POST;
$ File_folder = "files/"; // folder to load files
If (extension_loaded ('Zip') {// Checking zip extension is available
If (isset ($ post ['Files']) an
Php random number code php random generation of number instances lt ;? Phpseed user-defined functions use microseconds as the seed functionseed () {list ($ msec, $ sec) explode (, microtime (); return (float) $ sec ;} broadcast the seed of the random number generator, and use the srand function to call the seed functi
Php source code analysis-DZX1.5 random number function random usage
This article describes how to use the DZX1.5 random number function random in php source code analysis. Share it with you for your reference. The details are as f
Example 1. download the prepared zip file first. php tool class. after downloading and decompressing the file, put the file in the corresponding directory. I put it in the include folder under the virtual directory. 2. add the following code to your php file: require_once./include/zip. php; $ zipnewPHS php compressed file zip
The following articles mainly describe the application of MySQL random query data, MySQL random update data, and the actual application code of MySQL random query data and MySQL random update data, the following is the description of the main content of the article. I hope y
1. Download the zip. php tool class that I have prepared, decompress it, and put the files in the directory. I put the files in the include folder under the virtual directory.2. Add the following code to your php file:Copy codeThe Code is as follows:Require_once "./include/zip. php ";$
[Code Note] iOS-generate random number, note ios-Random Number
I. Code.
-(Void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. NSLog (@ "-- generate a random number --- % @", [self getOrderNumber]);} // generate a
There is a zip table containing all States and zip codes in the United States. How can I list a zip code for each state? There are two columns in each row, namely the State name and the zip code, which were not figured out for a l
Using the DZX1.5 random number function random in php source code analysis, dzx1.5random. Php source code analysis-DZX1.5 random number function random usage, dzx1.5random this article describes the php source
MySQL Random query dataPreviously discussed this problem in the group, the comparison is interesting. MYSQLL's grammar is really fun. They all want to use PHP to achieve random, but take out more than two times as if to do more than a query. Turn the manual, find the following statement, you can complete the task.
Copy Code
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