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並前往https://overcoder.net/q/1415616/%D0%BF%D1%80%D0%BE%D0%B2%D0%B5%D1%80%D0%BA%D0%B0-javascript-onchange-%D1%82%D0%B0%D0%BA-%D1%87%D1%82%D0%BE-%D1%80%D0%B0%D0%B1%D0%BE%D1%82%D0%B0%D1%8E%D1%82-valid-%D0%B8-invalid-css-%D1%81%D0%B5%D0%BB%D0%B5%D0%BA%D1%82%D0%BE%D1%80%D1%8B

Проверка Javascript onchange так, что работают: valid и

#inputField:valid { background-color: green; } #inputField:invalid { background-color: red; } <html> <body> Type a value (must be 'abc'): <input ...

確定！ 回上一頁

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