The doubleval() is an inbuilt function in PHP which is used to get a float value of a variable. This function is an alias of floatval().
Syntax:
doubleval ( $variable_name )
Parameters: This function accepts one parameter $variable_name as shown in above syntax. It is a mandatory parameter. This parameter specifies the name of variable that is to be converted. This parameter can be of mixed type example integer, string, etc.
Return Value: It returns float value of given variable.
Below programs illustrate the use of doubleval() function in PHP:
Program 1:
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Output:
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41681.27
Program 2:
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Output:
47.129
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Refrence:http://php.net/manual/en/function.doubleval.php
This article is attributed to GeeksforGeeks.org