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round("520", 2) returns the float 520, and echoing that will of course not show it to 2 decimal places. For the OP's purpose - showing an integer to 2 decimal places by padding it with trailing zeroes - you need a number formatting function, not a rounding function.
2 lut 2024 · This article introduces how to show a number to two decimal places in PHP. It includes number_format() function, round() function and sprintf() function
Definition and Usage. The number_format () function formats a number with grouped thousands. Note: This function supports one, two, or four parameters (not three). Syntax. number_format (number,decimals,decimalpoint,separator) Parameter Values. Technical Details. More Examples. Example.
SELECT CAST('3.00' AS DECIMAL) AS realFloatValue; Execute this using an abstraction layer which returns floats instead of strings and there you go. JSON output modification. If you are looking for a solution to fix your JSON output to hold 2 decimals then you can probably use post-formatting like in the code below:
9 sty 2024 · This tutorial delves into the various methods PHP offers to tame your floating-point numbers and keep them trimmed to a neat two decimal places. Using number_format. Start with the basics: number_format() is a built-in PHP function tailor-made for this purpose. It’s a breeze to use: $number = 123.456789; .
9 sty 2023 · This article demonstrates how to format a number to two decimal places in PHP. 1. Using number_format () function. You can use the number_format () function to format a number to the desired number of digits after the decimal point.
In this comprehensive guide, we‘ll explore several methods to round numbers to 2 decimal places in PHP. You‘ll learn: Common use cases where 2 decimal rounding is useful; PHP‘s built-in rounding functions and how to use them ; Practical examples of rounding in action; Tips and best practices from experts
