Example usage of strval() function in PHP

Time:2022-5-29

1. Function description

The strval() function is a built-in function in PHP that converts any standard value (string, integer, or double) to a string. We cannot use strval in arrays or objects. If this function is used, it only returns the type name of the value to be converted.

2. Grammar


string strval (mixed $var)

3. Parameter description

$var: can be any scalar type, but cannot be an array or object.

4. Return value

Returns a string.

5. Instance


<?php$int_str= 123;var_dump($int_str);$str = strval(123);var_dump($str);?>
int(123)string(3) "123"

Instance extension:


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

The output result is:

int(123)
string(3) “123”

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