How to convert variable into string in php

php method to convert variables into strings: use the built-in function strval(), the syntax is "strval (var)", where var can be any scalar type; the strval() function can get the string of the variable value and returned, but cannot be used for arrays or objects.

There is a built-in function strval() in php, which is used to get the string value of a variable and return it.

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Function syntax:

string strval ( mixed $var )

Note: var can be any scalar type. You cannot use strval() with arrays or objects.

Code example:

<?php
$foo = strval(123);
var_dump($foo);
?>

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Output result:

string(3) "123"

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