PHP doubleval() Function

PHP doubleval() Function

The doubleval() function in PHP is used to give the float value of a variable. This function is an alias of floatval().

Syntax

doubleval ( mixed $var )

Parameter

var(required)- This parameter represents the name of the variable that is to be converted.

Return

This function returns the float value for the specified variable.

Example 1

Output

The variable: 417.209mln
After the doubleval() function
New Variable: 417.209

Example 2

Output

The variable: The417.209mln
After the doubleval() function
New Variable: 0

Example 3

Output

The variable: 
After the doubleval() function
New Variable: 0

Example 4

Output

The variable: 1287654377544
After the doubleval() function
New Variable: 1287654377544

Related Topics

PHP shuffle() Function

PHP shuffle() Function The shuffle() function in PHP shuffles an array in a random array. Syntax shuffle ( array &$array ) Parameter array(required)- This parameter represents the input array. Return This parameter returns a Boolean value TRUE on success or FALSE on failure. Example 1 Output Original Array: Array ...

1 minute read.

PHP array_intersect_uassoc() function

The array_intersect_uassoc () function in PHP is used to compute the intersection of arrays with the help of an additional index check, comparing indexes by a callable function. It returns an array containing...

1 minute read.

PHP convert_uuencode() Function

PHP convert_uuencode() Function The convert_uuencode() function in PHP is used to encode a string and returns the uuencoded data. Syntax convert_uuencode ( string $data ) Parameter data(required)- This parameter represents the data to be encoded. Return This function returns the uuencoded data or FALSE on failure. Example 1 <?php //...

2 minutes read.

PHP strtok() Function

PHP strtok() Function The strtok() function in PHP splits a string into smaller strings or tokenize the specified string. Syntax strtok ( string $str , string $token ) Parameter str(required)- This parameter represents the input string to split into smaller strings or tokens. token(required)- It signifies...

1 minute read.

PHP chop() Function

PHP chop() Function The chop() function in PHP removes whitespaces or other predefined characters from the right end of the specified string. Syntax chop(str,charlist) Parameter str(required)- This parameter specifies the string to check. charlist(optional)- This parameter...

1 minute read.

PHP stripcslashes() Function

PHP stripcslashes() Function The stripcslashes() function in PHP returns a string with backslashes(\n, \r ..., octal and hexadecimal representation) stripped off. Syntax stripcslashes ( string $str ) Parameter str(required)- This parameter signifies the string to be unescaped. Return This function returns the unescaped string with backslashes stripped off. Example 1 ...

1 minute read.

PHP Constant

PHP constant is an identifier(name) for a simple value. The value does not change during the script. It starts with a letter or underscore not $ sign. The define()function is...

1 minute read.

Python main() function

What is a main() function? In most of the programming languages, there is this one special function i.e., main() which is executed firstly everytime when we run the program. The special...

6 minutes read.

PHP substr_count() Function

PHP substr_count() Function The substr_count() function in PHP counts the number of times a substring occurs in the specified string. Syntax substr_count ( string $haystack , string $needle [, int $offset [, int $length ]] ) Parameter haystack(required)- This parameter signifies the string to search in. needle (required)- This parameter represents the substring to search...

1 minute read.

PHP array_column() Function

PHP array_column() Function The array_column() function in PHP is used to return the values from a single column specified in the input array. Syntax array_column (array $input, mixed $column_key [, mixed $index_key]) Parameter input(required)- This parameter represents a multi-dimensional array or an array of...

1 minute read.

PHP array_pop() Function

PHP array_pop() Function The array_pop() function in PHP pops or removes the last element from the array shortening the array by one element. Syntax array_pop ( array &$array ) Parameter array(required)- This parameter represents the input array to get the value...

1 minute read.

PHP uksort() Function

PHP uksort() Function The uksort() function in PHP sorts an array by keys using a user-defined comparison function. Syntax uksort ( array &$array , callable $key_compare_func ) Parameter array(required)- This parameter represents the input array. key_compare_func(required)- This parameter represents a string that describe a callable comparison function....

1 minute read.

PHP array_change_key_case() Function

PHP array_change_key_case() Function The array_change_key_case() function in PHP is used to change the case of all keys present in the specified array. It returns an array with all keys in the specified array to lowercase or...

1 minute read.

PHP array_flip() function

PHP array_flip() function The array_flip() function in PHP exchanges all keys with their associated values in an array and returns an array in flip order. If the specified value has several occurrences, the latest key will be...

1 minute read.

PHP array_merge() Function

PHP array_merge() Function The array_merger() Function in PHP merges the elements of one or more arrays wherein the values of one are appended to the end of the previous one. It returns the resulting array...

1 minute read.

PHP Include Function

PHP Include( ) The PHP include() statement holds all the code/text that liesin the defined file and paste it into the file that uses the "include" statement. With the help of include...

3 minutes read.

PHP sprintf() Function

PHP sprintf() Function The sprintf() function in PHP is used to write a formatted string to a variable and returns a formatted string. PHP 4 and above versions support the sprintf() function. The related functions are...

8 minutes read.

PHP array() function

PHP array() function The array() function in PHP is used to create an array. Syntax array ([ mixed $... ] ) Parameter …(optional)- This parameter represents the elements’ values along with keys of the array. The syntax of this is as follows: "index => values"...

1 minute read.

PHP Operator

PHP Operator is used to perform operations on variable and values. Following are the types of Operator: PHP Arithmetic Operator PHP Arithmetic operator is used for arithmetical operations, such as addition, subtraction, multiplication...

2 minutes read.

PHP chunk_split() Function

PHP chunk_split() Function The chunk_split() function in PHP splits a string into a series of smaller parts. Syntax chunk_split(string,length,end) Parameter string(required)- It specifies the string to split. length(optional)- This parameter represents a number that defines the...

1 minute read.