/** * Returns value if every character is a digit, FALSE otherwise. * This is just like isInt(), except there is no upper limit. * * @param mixed $key * @return mixed */ public function testDigits($key) { if (!$this->keyExists($key)) { return false; } if (Zend_Filter::isDigits($this->_source[$key])) { return $this->_source[$key]; } return FALSE; }
/** * Returns value if every character is a digit, FALSE otherwise. * This is just like isInt(), except there is no upper limit. * * @param mixed $key * @return mixed */ public function isDigits($key) { return Zend_Filter::isDigits($this->_source[$key]); }
/** * @deprecated since 0.8.0 * @return void */ public function testIsDigits() { $this->assertTrue(Zend_Filter::isDigits(123456), '123456 is just digits'); $this->assertTrue(Zend_Filter::isDigits(1), '1 is just digits'); $this->assertFalse(Zend_Filter::isDigits('12345A'), '"12345A" is not just digits'); }
/** * Returns value if every character is a digit, FALSE otherwise. * This is just like isInt(), except there is no upper limit. * * @param mixed $key * @return mixed */ public function testDigits($key = null) { if (!($value = $this->keyExists($key))) { return false; } if (Zend_Filter::isDigits($value)) { return $value; } return FALSE; }