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Variable function library: doubleval

Source: Internet
Author: User
Keywords doubleval php Chinese function manual variable function library
Tags aliyun any type array function function library html http multiply
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Doubleval

(PHP3, PHP4)

Doubleval---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Gets the multiply floating-point value of a variable

Syntax: Double doubleval (mixed Var);

Description:

Returns the multiply floating-point value of the parameter Var, which can be any type, but cannot be used on arrays or objects.

Example:

<?php

$var = ' 122.34343The ';

$double _value_of_var = Doubleval ($var);

Print $double _value_of_var; Prints 122.34343

?>

Reference: Intval () Strval () Settype ()

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