PHP how to find Odd and Even numbers

Here is how to find odd and even numbers in php.
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PHP replace only first occurrence of a string match.

How to replace only the first occurrence of a string in php.

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PHP Leading Zero for Double Digit Numbers

How to output a number with leading zero like dates and time.
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PHP MySQL Order by Two Columns

Here’s how to order your data by two or more columns using PHP and MySQL Continue Reading »

PHP Validate Email Address, Phone & URL

Validate email using PHP grep functions

function isValidEmail($email){
    return eregi("^[_a-z0-9-]+(.[_a-z0-9-]+)*@[a-z0-9-]+(.[a-z0-9-]+)*(.[a-z]{2,3})$", $email);
}

Validate phone numbers

$phone = preg_replace('/[^0-9]/', '', $phone); # remove non-numbers
// check if > 9 digits
if (strlen($phone)>9) {
echo 'Valid';
}

Validate URL links

if(preg_match("/^(http(s?)://|ftp://{1})((w+.){1,})w{2,}$/i", $url)){
#Is a valid URL
} else {
#Is not a valid URL
}

Php Remove Non-Alphanumeric Characters

How to strip all symbols and numbers from a string of alphanumeric text. This php code will help you delete, remove, strip and erase any non-alphanumeric characters, and then return the data without the unwanted characters. Continue Reading »

Create MySQL Database With PHP

Create a dynamic web site by using MySQL Database and PHP. It is easy and I provided the code to cut and paste. Continue Reading »

PHP Lesson 3 – Creating Functions

How to create Functions in PHP and also how to Pass Variables to Functions.
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Portion() function for trimming text

Returns the portion of text specified by the start and length parameters. This help to trim text down for display in a small area or to give a sample of a larger body of text.
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PHP Order By Multiple Fields in MySQL

Want to be able to order by two or more database fields / columns using the ASC and DESC order clause
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