獲取焦點(diǎn)時(shí)移除placeholder,失去焦點(diǎn)重新獲得placeholder內(nèi)容
input獲取焦點(diǎn)時(shí)移除placeholder,失去焦點(diǎn)重新獲得placeholder內(nèi)容
狐的傳說
2018-10-18 10:25:42