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我必须在客户端的 RichFaces 编辑器组件中检查字符串长度。编辑器组件没有任何onkeyup事件,所以我不知道,每次按键时如何启动JavaScript函数。感谢您提供任何客户端解决方案。
onkeyup
ondirty每次更改内容时都会触发该事件。(文档)
ondirty