只能输入字母
<input type="text" onkeyup="this.value=this.value.replace(/[^a-zA-Z]/g,'')" >
更多详见:
https://blog.csdn.net/xuforeverlove/article/details/79141426
<input type="text" onkeyup="this.value=this.value.replace(/[^a-zA-Z]/g,'')" >
更多详见:
https://blog.csdn.net/xuforeverlove/article/details/79141426