[HTML]输入框被限制输入某些类型数据 - CQ_LQJ

<span style="color: #000000;">ENTER键可以让光标移到下一个输入框
</span><span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">onkeydown</span><span style="color: #0000ff;">="if(event.keyCode==13)event.keyCode=9"</span> <span style="color: #0000ff;">></span><span style="color: #000000;"> 

只能是中文</span><span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">onkeyup</span><span style="color: #0000ff;">="value=value.replace(/[ -~]/g,'')"</span><span style="color: #ff0000;"> onkeydown</span><span style="color: #0000ff;">="if(event.keyCode==13)event.keyCode=9"</span><span style="color: #0000ff;">></span><span style="color: #000000;"> 

只能是英文和数字.屏蔽了输入法</span><span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">style</span><span style="color: #0000ff;">="ime-mode:disabled"</span><span style="color: #ff0000;"> onkeydown</span><span style="color: #0000ff;">="if(event.keyCode==13)event.keyCode=9"</span><span style="color: #0000ff;">></span><span style="color: #000000;"> 

只能输入英文和数字</span><span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">onkeyup</span><span style="color: #0000ff;">="value=value.replace(/[\W]/g,'') "</span><span style="color: #ff0000;">onbeforepaste</span><span style="color: #0000ff;">="clipboardData.setData('text',clipboardData.getData('text').replace(/[^\d]/g,''))"</span><span style="color: #ff0000;"> onkeydown</span><span style="color: #0000ff;">="if(event.keyCode==13)event.keyCode=9"</span><span style="color: #0000ff;">></span><span style="color: #000000;"> 

只能是数字</span><span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">onkeyup</span><span style="color: #0000ff;">="value=value.replace(/[^\d]/g,'') "</span><span style="color: #ff0000;">onbeforepaste</span><span style="color: #0000ff;">="clipboardData.setData('text',clipboardData.getData('text').replace(/[^\d]/g,''))"</span><span style="color: #0000ff;">></span><span style="color: #000000;">

只能显示，不能修改的文本框</span><span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">readOnly value</span><span style="color: #0000ff;">="只能显示，不能修改"</span><span style="color: #0000ff;">></span>