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PHP Convert String To Float With 2 Decimal

Last Updated : Jan 1, 2023

IN - PHP

PHP Convert String To Float With 2 Decimal

In this tutorial we will show you the solution of PHP convert string to float with 2 decimal, it is very easy to convert string to float in php.

And also there are many methods with help of which we can convert a string into number using php. Let discuss some of them below.

Step By Step Guide On PHP Convert String To Float With 2 Decimal :-

Here, the methods which are used to convert string to float are

  • Using floatval() function
  • Using number_format() function
  • And using typecasting

Now, let us discuss them one by one. In this article we are going to understand the most prefer method that is number_format() method.

In next articles, we will understand about other two methods. The codes given below help you to understand number_format(). 

<!DOCTYPE html>
      <html>
        <head>
          <title> php two decimal places without rounding </title>
   </head>
 <body>
 <?php
// Number in string format
$var = "1284.50";
// converts string into float with 2 decimals
$number = number_format($var, 2);
// result
echo "resulted float = ".$number;
?>
</body>
</html>
  1. First, we write <! DOCTYPE html> which we used as an instruction to the web browser about what version of HTML file is written in.
  2. Secondly, the <html> tag is used to indicate the beginning of an HTML document.
  3. As above now <head> tag is used to contain information about web page. In this tag a <title> tag is used which helps us to specify a webpage title. Both <head> and <title> tags are Paired tags. So, both have </head> and </title> ending tags respectively.
  4. Here, then we create a body tag. All the content which we want to show on browser’s screen or display is always written inside this codes.
  5. Here, today we are going to use the easiest and most preferred method. In this article, as we already say that we are going to use number_format() function.
  6. To done this article, first we create a basic structure of php and inside them we write our php code.
  7. As you see, we assigns a string to variable that is var. We can also get number from user dynamically and assigns it to some variable.
  8. Now, after that we use the required number_format() function on that variable $var in which we store our string and the decimal required given value is 2. It means that there must be two decimals to output.
  9. Now, after this we have to print the output. We can echo the number directly using echo before function. And another way is to store the number inside a variable and use that variable to display using echo.
  10. At last, the <body> and <html> tags are closed with </body> and </html> respectively.

Conclusion :-

At last in conclusion, here we can say that with the help of this article we are able to understand how to convert string to float with 2 decimal in php.

I hope this tutorial on PHP convert string to float with 2 decimal helps you and the steps and method mentioned above are easy to follow and implement.

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