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PHP program to demonstrate the json_encode() function with indexed array of strings

Here, we are going to demonstrate the json_encode() function with indexed array of strings in PHP.
Submitted by Nidhi, on November 23, 2020 [Last updated : March 13, 2023]

json_encode() with Indexed Array of Strings

Here, we will create an indexed array that contains the name of countries and then convert the array into JSON format using json_encode() function.

PHP code to demonstrate the example of json_encode() function with indexed array of strings

The source code to demonstrate the json_encode() function with an indexed array of strings is given below. The given program is compiled and executed successfully.

<?php
//PHP program to demonstrate the json_encode() 
//function with indexed array of strings.
$Countries = array(
    "INDIA",
    "AUSTRALIA",
    "USA",
    "RUSSIA"
);
$jsonStr = json_encode($Countries);
printf("Result: %s<br>", $jsonStr);
?>

Output

Result: ["INDIA","AUSTRALIA","USA","RUSSIA"]

Explanation

Here, we created an indexed array that contains the name of countries. Here, we used library function json_encode() that will convert the indexed array into a JSON string and assigned to the variable $jsonStr. After that we printed the $jsonStr on webpage using printf() function.

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