<?php
/**
* LearnDash Casting class.
*
* @since 4.7.0
*
* @package LearnDash\Core
*/
namespace LearnDash\Core\Utilities;
/**
* A helper class to provide easier ways to cast.
*
* @since 4.7.0
*/
class Cast {
/**
* Casts a value to a string if possible or returns an empty string.
*
* @since 4.7.0
*
* @param mixed $value The value to cast.
*
* @return string
*/
public static function to_string( $value ): string {
if ( is_string( $value ) ) {
return $value;
}
if ( ! is_scalar( $value ) ) {
return '';
}
return strval( $value );
}
/**
* Casts a value to a int if possible or returns an empty string.
*
* @since 4.7.0
*
* @param mixed $value The value to cast.
*
* @return int
*/
public static function to_int( $value ): int {
if ( is_int( $value ) ) {
return $value;
}
if ( ! is_scalar( $value ) ) {
return 0;
}
return intval( $value );
}
/**
* Casts a value to a float if possible or returns an empty string.
*
* @since 4.7.0
*
* @param mixed $value The value to cast.
*
* @return float
*/
public static function to_float( $value ): float {
if ( is_float( $value ) ) {
return $value;
}
if ( ! is_scalar( $value ) ) {
return 0.0;
}
return floatval( $value );
}
/**
* Casts a value to a bool if possible or returns an empty string.
*
* @since 4.7.0
*
* @param mixed $value The value to cast.
*
* @return bool
*/
public static function to_bool( $value ): bool {
if ( is_bool( $value ) ) {
return $value;
}
if ( ! is_scalar( $value ) ) {
return false;
}
return boolval( $value );
}
}