[JavaScript] 從瀏覽器網址列直接設定

[cookie]
javascript:document.cookie="username=admin;"
[alert]
javascript:alert(X)
X = function name | variable
[show on the browser]
javascript:X

javascript:alert(document.forms[0].userid.value)
javascript:void(document.forms[0].userid.value="2")

Cookies - document.cookie
Regular Fields - document.forms[0].name.value
Selections - document.forms[0].name.options[0].value