Thinkphp I () method, thinkphp Method

Thinkphp I () method, thinkphp Method

The I () method is used to obtain the value of the form submitted by the foreground.

<Form id = "complai_form" method = "post" action = "{: U ('index/complai ')} "> <div class =" com_area "> <div style =" width: 80%; height: 50px; margin: 0 auto; "> <div class =" ser_mbx "> I want to complain </div> <textarea rows =" 10 "cols =" 80 "class =" com_text "name = "yang" maxlength = "500" style = "width: 80%; "> </textarea> <div style =" width: 90%; height: 20px; text-align: right; "> <span style =" font-size: 12px; color: gray; "> content with less than 500 words </span> </div> <div class =" com_tbox "> <input type =" submit "id =" subn "value =" submit" /> </div> </form>

Obtain the background I method:

$ Content = I ('Param. yang'); // param. yang equals name = "yang" input or the name of taxtarea is not the id var_dump ($ content );