PHP VERSION: 8.2.18

json_preserve_fractional_part.php


<?php

// jsond vs. json extension

// https://wiki.php.net/rfc/json_preserve_fractional_part



// // Currently

echo json_encode(10.0); // Output 10

echo PHP_EOL;

echo json_encode(10.1); // Output 10.1

echo PHP_EOL;

var_dump(json_decode(json_encode(10.0))); // Output int(10)

var_dump(10.0 === json_decode(json_encode(10.0))); // Output bool(false)

echo PHP_EOL;

 

// Proposed

echo json_encode(10.0); // Output 10

echo PHP_EOL;

echo json_encode(10.1); // Output 10.1

echo PHP_EOL;

echo json_encode(10.0, JSON_PRESERVE_ZERO_FRACTION); // Output 10.0

echo PHP_EOL;

echo json_encode(10.1, JSON_PRESERVE_ZERO_FRACTION); // Output 10.1

echo PHP_EOL;

var_dump(json_decode(json_encode(10.0, JSON_PRESERVE_ZERO_FRACTION))); // Output double(10)

var_dump(10.0 === json_decode(json_encode(10.0, JSON_PRESERVE_ZERO_FRACTION))); // Output bool(true)

echo PHP_EOL;

Output

10
10.1
int(10)
bool(false)

10
10.1
10.0
10.1
float(10)
bool(true)

SOURCE CODE