Decrements a field by the specified value. Works identically to `increment()`, but in reverse.

Parameters

  • string $field The name of the field to decrement.
  • string $value The value by which to decrement the field. Defaults to `1`.

Returns

integer Returns the new value of `$field`, after modification.

Source

						public function decrement($field, $value = 1) {
		return $this->increment($field, $value * -1);
	}