https://stackoverflow.com › questions › 4775294

There is a native PHP method of doing this which uses PHP's filter_var method: According to PHP's manual: Returns TRUE for "1", "true", "on" and "yes". Returns FALSE otherwise.

https://stackoverflow.com › questions › 7336861

To explicitly convert a value to boolean, use the (bool) or (boolean) casts. However, in most cases the cast is unnecessary, since a value will be automatically converted if an operator, function or control structure requires a boolean argument.

https://www.php.net › manual › en › function.boolval

boolval (PHP 5 >= 5.5.0, PHP 7, PHP 8) boolval — Get the boolean value of a variable. Description ¶. boolval (mixed $value): bool. Returns the bool value of value. The scalar value being converted to a bool. The bool value of value. Examples ¶. Example #1 boolval () examples.

https://www.php.net › manual › en › language.types.boolean

To explicitly convert a value to bool, use the (bool) cast. Generally this is not necessary because when a value is used in a logical context it will be automatically interpreted as a value of type bool. For more information see the Type Juggling page.

https://www.geeksforgeeks.org › how-to-convert-string-to-boolean-in-php

Use filter_var () function to convert string to boolean value. Examples: Input : $boolStrVar1 = filter_var('true', FILTER_VALIDATE_BOOLEAN); Output : true. Input : $boolStrVar5 = filter_var('false', FILTER_VALIDATE_BOOLEAN); Output : false. Approach using PHP filter_var () Function: The filter_var () function is used to filter a ...

https://www.devenir-webmaster.com › V2 › TUTO › CHAPITRE › PHP › 07-booleen

#1 Les booléens. En PHP, une valeur booléenne est du type bool. Ce type ne contient que deux valeurs littérales : la valeur true ou la valeur false. Ces deux valeurs sont insensibles à la casse. #2 Les conversions vers des booléens.

https://www.techiedelight.com › convert-string-to-boolean-php

To convert a string to a boolean, you can call filter_var () with the FILTER_VALIDATE_BOOLEAN filter. It returns true for string values like 1, true, on, and yes, and false otherwise.

https://www.lephpfacile.com › manuel-php › function.boolval.php

intval () - Retourne la valeur numérique entière équivalente d'une variable. strval () - Récupère la valeur d'une variable, au format chaîne. settype () - Affecte un type à une variable. is_bool () - Détermine si une variable est un booléen. Le transtypage.

https://janostlund.com › 2020-04-16 › cast-to-boolean

To convert a string to a boolean value in PHP, you can use the filter_var() function with the FILTER_VALIDATE_BOOLEAN flag. The filter_var() function takes two arguments: the first argument is the string to be converted, and the second argument is the filter to apply.