maxlength

基本解释

MaxLength Specifies the maximum number of characters or list items allowed.
指定了所允许的字符或列表项的最多个数。
The XML Schema specification defines a set of constraining facets (such as minInclusive or maxLength) that you can apply to simple types.
XML 模式规范定义了一组约束 facet（比如 minInclusive 或 maxLength），可以将这些内容应用于简单类型。
Here, the string for the text field must be any alpha character whose length is one or more characters up to a maximum of 40, as specified in the inputText maxlength attribute.
这里，文本字段的字符串必须是任何 alpha 字符，其长度为 1 到 40 个字符，如 inputText maxlength 属性中所指定的。