boolval

Get the boolean value of a variable

&reftitle.description; `bool` `boolval` `mixed` `value`

Returns the `bool` value of `value`.

&reftitle.parameters;

`value`

- The scalar value being converted to a `bool`.

&reftitle.returnvalues;

The `bool` value of `value`.

&reftitle.examples;

### `boolval` examples

    <?php
    echo '0:        '.(boolval(0) ? 'true' : 'false')."\n";
    echo '42:       '.(boolval(42) ? 'true' : 'false')."\n";
    echo '0.0:      '.(boolval(0.0) ? 'true' : 'false')."\n";
    echo '4.2:      '.(boolval(4.2) ? 'true' : 'false')."\n";
    echo '"":       '.(boolval("") ? 'true' : 'false')."\n";
    echo '"string": '.(boolval("string") ? 'true' : 'false')."\n";
    echo '"0":      '.(boolval("0") ? 'true' : 'false')."\n";
    echo '"1":      '.(boolval("1") ? 'true' : 'false')."\n";
    echo '[1, 2]:   '.(boolval([1, 2]) ? 'true' : 'false')."\n";
    echo '[]:       '.(boolval([]) ? 'true' : 'false')."\n";
    echo 'stdClass: '.(boolval(new stdClass) ? 'true' : 'false')."\n";
    ?>

&example.outputs;

    0:        false
    42:       true
    0.0:      false
    4.2:      true
    "":       false
    "string": true
    "0":      false
    "1":      true
    [1, 2]:   true
    []:       false
    stdClass: true

&reftitle.seealso;

- `floatval`
- `intval`
- `strval`
- `settype`
- `is_bool`
- Type juggling