How do you convert an integer to a string in PHP?

PHP: Converting an Integer to a String

In PHP, there are several ways to convert an integer to a string. One common approach is to use the strval() function.

The strval() function takes a number as input and returns its string representation. This is a simple and straightforward method for converting an integer to a string.

Here are some examples of using strval() to convert integers to strings:

$var = 5;

// Inline variable parsing
echo "I'd like {$var} waffles"; // = I'd like 5 waffles

// String concatenation
echo "I'd like " . $var . " waffles"; // I'd like 5 waffles

// Explicit cast
$items = (string)$var; // $items === "5"

// Function call
$items = strval($var); // $items === "5"

All of these examples produce the same result, which is the string representation of the integer 5. The strval() function is a reliable and efficient way to convert an integer to a string. For most use cases, it is the preferred method.

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