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

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 ()

Related Article

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.