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The text () method method Sets or returns the textual content of the selected element
The code is as follows
<!DOCTYPE HTML><HTMLLang= "en"><Head> <MetaCharSet= "UTF-8"> <Metaname= "Viewport"content= "Width=device-width, initial-scale=1.0"> <Metahttp-equiv= "X-ua-compatible"content= "Ie=edge"> <Scriptsrc= "./js/jquery-1.12.4.js"></Script> <title>Document</title></Head><Body> <DivID= "Div1">Div has textual content</Div> <DivID= "Div2">text within the Div2<span>Text content within span</span> </Div> <inputtype= "text"ID= "INPUT1"value= "This is an input tag"> <inputtype= "text"name=""ID= "Input2"placeholder= "Can be obtained successfully"> <ButtonID= "Button1"value= "This is a button tag"></Button> <Script>Console.log ($ ("#div1"). text ()); Console.log ($ ("#div2"). text ()); Console.log ($ ("#div2 span"). text ()); Console.log ($ ("#input1"). text ()); Console.log ($ ("#input2"). text ()); Console.log ($ ("#button1"). text ()); </Script></Body></HTML>
Results of console printing
It can be seen that text () only output the contents of the label, and JS InnerText method
Definition and usageThe HTML () method returns or sets the content of the selected element (inner HTML), including the label.
If the method does not set a parameter, the current contents of the selected element are returned.
<Body> <DivID= "Div1">Div has textual content</Div> <DivID= "Div2">text within the Div2<span>Text content within span</span> </Div> <inputtype= "text"ID= "INPUT1"value= "This is an input tag"> <inputtype= "text"name=""ID= "Input2"placeholder= "Can be obtained successfully"> <ButtonID= "Button1"value= "This is a button tag"></Button> <Script>Console.log ($ ("#div1"). HTML ()); Console.log ($ ("#div2"). HTML ()); Console.log ($ ("#div2 span"). HTML ()); Console.log ($ ("#input1"). HTML ()); Console.log ($ ("#input2"). HTML ()); Console.log ($ ("#button1"). HTML ()); </Script></Body>
Results of printing through the console
Prints the contents of the text within the current label, and if there is a child tag, the label itself and the text inside the child label are printed together
This is the same as JS innerHTML.
Definition and usageThe Val () method returns or sets the value of the selected element.
The value of the element is set through the Value property. This method is mostly used for input elements.
method is used primarily to get the value of a FORM elementIf the method does not set a parameter, the current value of the selected element is returned.
<Body> <DivID= "Div1">Div has textual content</Div> <DivID= "Div2">text within the Div2<span>Text content within span</span> </Div> <inputtype= "text"ID= "INPUT1"value= "This is an input label 1"> <inputtype= "text"name=""ID= "Input2"value= "This is an input label 2"placeholder= "Can be obtained successfully"> <ButtonID= "Button1"value= "This is a button tag"></Button> <Script>Console.log ($ ("#div1"). Val ()); Console.log ($ ("#div2"). Val ()); Console.log ($ ("#div2 span"). Val ()); Console.log ($ ("#input1"). Val ()); Console.log ($ ("#input2"). Val ()); Console.log ($ ("#button1"). Val ()); </Script></Body>
Print results from the console
Val () is used to output the data in the form, you can see that the text within the div and span tags is not output, and I have also tested H5 new tags placeholder
is also not output, so this val should be only for the label's Value property
Text () in jquery, HTML () and Val () differences
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