JQ gets the value of the input and the operation method_jquery gets the value of the input_Carrot’s personal record blog

class=”htmledit_views”> There are only parentheses after val, which is equal to getting the Value of input 1, $(‘input’).val() Placing a space in the brackets is equivalent to emptying the value 2, $(‘input’).val(” “) Writing any data in the brackets is equivalent to resetting the Value 3, $(‘input’).val(“Hello”) Return the attribute value through attr, so you can get the value of Value 4, $(‘input’).attr(“value”) Set attribute value to Value by attr 5, $(‘input’).attr(“value”,”Hello”) attr can set multiple attribute values 6, $(input).attr({ class:c1, class:c2,…})