PHP Constant
<?php
//define a constant
define("GREETING","Hello you! How are you today?");
echo constant("GREETING");
?>
//define a constant
define("GREETING","Hello you! How are you today?");
echo constant("GREETING");
?>
Thursday, August 25, 2016
Tuesday, August 23, 2016
How to Use String Functions in PHP
addcslashes() Returns a string with backslashes in front of the specified characters
addslashes() Returns a string with backslashes in front of predefined characters
bin2hex() Converts a string of ASCII characters to hexadecimal values
chop() Removes whitespace or other characters from the right end of a string
chr() Returns a character from a specified ASCII value
chunk_split() Splits a string into a series of smaller parts
convert_cyr_string() Converts a string from one Cyrillic character-set to another
convert_uudecode() Decodes a uuencoded string
convert_uuencode() Encodes a string using the uuencode algorithm
count_chars() Returns information about characters used in a string
crc32() Calculates a 32-bit CRC for a string
crypt() One-way string hashing
echo() Outputs one or more strings
explode() Breaks a string into an array
fprintf() Writes a formatted string to a specified output stream
get_html_translation_table() Returns the translation table used by htmlspecialchars() and htmlentities()
hebrev() Converts Hebrew text to visual text
hebrevc() Converts Hebrew text to visual text and new lines (\n) into <br>
hex2bin() Converts a string of hexadecimal values to ASCII characters
html_entity_decode() Converts HTML entities to characters
htmlentities() Converts characters to HTML entities
htmlspecialchars_decode() Converts some predefined HTML entities to characters
htmlspecialchars() Converts some predefined characters to HTML entities
implode() Returns a string from the elements of an array
join() Alias of implode()
lcfirst() Converts the first character of a string to lowercase
levenshtein() Returns the Levenshtein distance between two strings
addslashes() Returns a string with backslashes in front of predefined characters
bin2hex() Converts a string of ASCII characters to hexadecimal values
chop() Removes whitespace or other characters from the right end of a string
chr() Returns a character from a specified ASCII value
chunk_split() Splits a string into a series of smaller parts
convert_cyr_string() Converts a string from one Cyrillic character-set to another
convert_uudecode() Decodes a uuencoded string
convert_uuencode() Encodes a string using the uuencode algorithm
count_chars() Returns information about characters used in a string
crc32() Calculates a 32-bit CRC for a string
crypt() One-way string hashing
echo() Outputs one or more strings
explode() Breaks a string into an array
fprintf() Writes a formatted string to a specified output stream
get_html_translation_table() Returns the translation table used by htmlspecialchars() and htmlentities()
hebrev() Converts Hebrew text to visual text
hebrevc() Converts Hebrew text to visual text and new lines (\n) into <br>
hex2bin() Converts a string of hexadecimal values to ASCII characters
html_entity_decode() Converts HTML entities to characters
htmlentities() Converts characters to HTML entities
htmlspecialchars_decode() Converts some predefined HTML entities to characters
htmlspecialchars() Converts some predefined characters to HTML entities
implode() Returns a string from the elements of an array
join() Alias of implode()
lcfirst() Converts the first character of a string to lowercase
levenshtein() Returns the Levenshtein distance between two strings
Describe the PHP Data Types
PHP Data Types
Variables can store data of different types, and different data types can do different things.
PHP supports the following data types:
- String
- Integer
- Float (floating point numbers - also called double)
- Boolean
- Array
- Object
- NULL
- Resource
Monday, August 22, 2016
How to Write Echo and Print Statement in PHP?
Echo and Print Statement
Echo is a print statement which is used for getting output. Both are more less same.The code of Echo are –
<?php
echo " <h2> How to use Echo script </h2>";
echo " This is lutfar rahman learning echo programm<br>";
echo " This is lutfar's rahman learning echo programm <br>";
echo "This", "is lutfar's rahman", "learning echo", "programm";
?>
Saturday, August 20, 2016
What is Variables? Types of PHP Variables.
PHP Variables
Php language have some variables. which is used in scripting. The variable start wih "$" sign here. The variable is container. If you use text variables than double quotes the value. e.g. "Hello Rahman". Example of variables "$Mashiur" and "$mashiur" are two different variable. Now I am discussing different different types of variable here -
PHP Output Variables:
The echo statement is called output variables. Because it show output data on screen.Example of PHP Output Variables:
<html>
<body>
<?php
$variables_faruk = "HI Faruk, How are you?";
echo "Hello Faruk. " .$variables_faruk. " Yes I am fine";
// Or another way we will get same output
$variables_faruk = "Hi Faruk, How are you?";
echo " Hello FAruk $variables_faruk Yes I am fine";
?>
</body>
</html>
// Result is : Hello Faruk. HI Faruk, How are you? Yes I am fine
Whats are the PHP Syntax ?
PHP Syntax
The default file extension of php is ".php". The php syntax are described and listed below:
How to Start PHP?
PHP code start is start with "<?php" and end with "?>". Flow the example below-
<?php
// Inset or type the php code here as you know'
?>
Wednesday, August 17, 2016
Sum Subtract Multiply & Divide Formula in PHP
Sum Subtract Multiply & Divide Formula
Today I will show you how to php works with Sum Subtract Multiply and Divide Formula<html>
<head>
<title>This is test site.</title>
</head>
<body>
<?php
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