- <p>
- <label for="name">不允许输入空格</label>
- <input type="text" name="name" id="name" onkeyup="this.value=this.value.replace(/[^\w]/g,'');" />
- </p>
- <p>
- <label for="number">只允许输入数字</label>
- <input type="text" name="number" id="number" onkeyup="this.value=this.value.replace(/[^\d]/g,'');" />
- </p>