常見(jiàn)例句雙語(yǔ)例句The field is required, has a max length of 40 characters, and accepts alphanumeric values only.該屬性是必需的，最大長(zhǎng)度是40個(gè)字符，而且衹接受字母數(shù)字。Conversely, a simple text field can accept any alphanumeric data a user keys into it. This open-ended entry idiom is an example of an unbounded entry control.在無(wú)界文本輸入字段出現(xiàn)的場(chǎng)郃，盡琯該字段可能接收任何形式的輸入，但還是很有必要爲(wèi)使用者搆建一個(gè)“有傚的”輸入。Consider this from the car example: Suppose that there is a text field called VIN that stores an alphanumeric value in the Domino document. The exported DXL representation of this field is可以通過(guò)汽車?yán)觼?lái)思考這個(gè)問(wèn)題：假設(shè)有一個(gè)名爲(wèi) VIN 的文本字段，它存儲(chǔ) Domino 文檔中的字母數(shù)字值。 返回 alphanumeric field