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

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