input文本框 鼠标点击默认值消失,

<input name="textfield" type="text" value="点击添入标题" onfocus="if (value =='点击添入标题'){value =''}"onblur="if (value ==''){value='点击添入标题'}"/>

<textarea name="textarea" cols="80" rows="17" onfocus="if(value=='正文:'){value=''}" onblur="if (value ==''){value='正文:'}"></textarea>
 

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转载自blog.csdn.net/qq_40270754/article/details/86509250