<html><head><script language="VBScript">Sub Output( )? ?Dim input_val? ?input_val=Document.OpForm.InputText.value? ?if input_val>=1 And input_val<=100 then?? ?alert("你輸入對了，謝謝！")? ?else? ?alert("請輸入一個1到100的數字")? ?end if? ?end Sub</script></head><body><center><form name="OpForm">請輸入一個1到100的整數：<input type=text name="InputText"><br><input type=button onClick="Call Output( )" value="提交"></body></html>
求解答 謝謝
eqeqw
2016-10-19 15:42:43
