Locators in selenium(for locating web element-static method in By class)

2	locator		inspect element on web page
<input placeholder="Patient First Name" maxlength="30" class="form-control jqName" size="30" type="text" name="appointment[patient_attributes][firstname]" id="appointment_patient_attributes_firstname">	id	unique	driver.findElement(By.id("appointment_patient_attributes_firstname"));
	class		driver.findElement(By.class("form-control jqName"));
	classname		driver.findElement(By.className("appointment[patient_attributes][firstname]"));
	cssSelector()		WebElement ref = driver.findElement(By.cssSelector("input[class='form-control jqName']"));
<a href="https://www.credihealth.com/doctors">Doctors Network</a>	linkText()		WebElement ref = driver.findElement(By.linkText("Doctors Network"));
	partiallinktext()		WebElement ref = driver.findElement(By.partialLinkText("Doctors Net"));
	tagName		WebElement ref = driver.findElement(By.tagName("input"));