Logo

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 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 str_shuffle() Function

PHP str_shuffle() Function The str_shuffle() function in PHP randomly shuffles all the characters of the specified string. Syntax str_shuffle ( string $str ) Parameter str(required)- This parameter represents the input string to shuffle. Return This function returns the shuffled string. Example 1 ...

1 minute read.

PHP sscanf() Function

PHP sscanf() Function The sscanf() function in PHP parses input from a string according to a given format. Syntax sscanf ( string $str , string $format [,mixed &$arg1,$agr2,$arg++... ] ) Parameter str(required)- This parameter specifies the string to read. format(required)- This parameter specifies the format to use. The conversion specification...

3 minutes read.

PHP stripslashes() Function

PHP stripslashes() Function The stripslashes() Function in PHP removes backslashes or un-quotes a quoted string. Syntax stripslashes ( string $str ) Parameter str(required)- This parameter signifies the input string. Return This function returns a string with backslashes stripped off and the double backslashes (\\) are made...

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_diff_uassoc() Function

PHP array_diff_uassoc() Function The array_diff_uassoc () Function in PHP is used to compare the keys and values of two (or more) arrays and returns the differences (an array containing the entries from the first array that...

1 minute read.

PHP vsprintf() Function

PHP vsprintf() Function The vsprintf() function in PHP returns a formatted string. This function accepts an array of arguments. Syntax vsprintf ( string $format , array $args ) Parameter format(required)- This parameter specifies the string and how to format the variables in it. The conversion specification of this parameter...

3 minutes read.

PHP implode() Function

PHP implode() Function The implode() function in PHP joins the specified array elements with a string. Syntax implode ( string $glue, array $pieces ) Parameter glue(optional)- It specifies what to put between the array elements. pieces(required)- This parameter represents...

1 minute read.

PHP ucwords() Function

PHP ucwords() Function The ucwords() function in PHP converts the first character of each word in the specified string to uppercase. It is a binary-safe function. The related function are as follows: ucfirst()lcfirst()strtoupper()strtolower() Syntax ucwords ( string $str [, string $delimiters ] ) Parameter str(required)- This parameter represents...

1 minute read.

PHP str_word_count() Function

PHP str_word_count() Function The str_word_count() function in PHP counts the number of words inside the string and returns the information about words used in a string. String str_word_count( string $string [, int $format [, string $charlist ]] ) Parameter string(required)- This parameter represents the input string. format(required)- This parameterspecifies the...

2 minutes read.

PHP levenshtein() Function

PHP levenshtein() Function The levenshtein() function in PHP calculates the Levenshtein distance between two strings. Syntax levenshtein ( string $str1 , string $str2 , int $cost_ins , int $cost_rep , int $cost_del )  Parameter str1(required)- This parameter signifies one of the strings being evaluated for Levenshtein distance. str2(required)- This parameter signifies one of the strings being evaluated...

1 minute read.

PHP wordwrap() Function

PHP wordwrap() Function The wordwrap() Function wraps a string to a given number of characters using a string break character. Syntax wordwrap ( string $str [, int $width [, string $break  [, bool $cut  ]]] ) Parameter str(required)- This parameter specifies the input string.       width(optional)- This parameter represents the number of...

1 minute read.

PHP convert_uudecode() Function

PHP convert_uudecode() Function The convert_uudecode() function in PHP decodes a uuencoded string. Syntax convert_uudecode ( string $data ) Parameter data- This parameter represents the uuencoded data. Return This function returns the decoded data as a string or FALSE on failure. Example 1 <?php // initializing the string $str...

1 minute read.

PHP addslashes() Function

PHP addslashes() Function The addslashed() function in PHP is used to return a string with backslashes in front of predefined characters. This function is only used with some characters which are...

1 minute read.

PHP ucfirst() Function

PHP ucfirst() Function The ucfirst() function in PHP converts the first character of the specified string to uppercase. Syntax ucfirst ( string $str ) Parameter str(required)- This parameter represents the input string. Return This function returns a string with the first character of the specified string capitalized if that...

1 minute read.

PHP array_count_values() Function

PHP array_count_values() Function The array_count_values() function in PHP counts all the values present in the specified array and returns an array using the values of the array as keys and their frequency in the array as values. Syntax array_count_values ( array $array ) Parameter array(required)- This parameter represents the...

1 minute read.

PHP uasort() Function

PHP uasort() Function The uasort() function in PHP sorts an array with a user-defined comparison function and maintains the index association. Syntax uasort ( array &$array , callable $value_compare_func ) Parameter array(required)- This parameter represents the input array. value_compare_func(required)- This parameter represents a string that describe a...

1 minute read.

PHP strstr() Function

PHP strstr() Function The strstr() function in PHP finds the first occurrence of a string. It returns part of the parameter haystack string starting from and including the first occurrence of needle to the end of the haystack parameter. This function is case-sensitive.  Syntax strstr ( string $haystack , mixed $needle [, bool $before_needle] )  Parameter  haystack(required)-...

2 minutes read.

PHP Continue

What is continue in PHP? Inside the loop, the continue statement is used to control the loop in preprocessor hypertext. PHP utilizes the continue keyword to implement the continue statement, which...

3 minutes read.

PHP pos() Function

PHP pos() Function The pos() function in PHP returns the current element in an array which is initialized to the first element of the array. This function is an alias of current(). Syntax pos ( array...

1 minute read.