javascript正则表达式,验证输入的数保留两位小数,整数部分为1到2var regexHeight=new RegExp("/^[1-2]+\.\d{2}$/");if(height==""){HeightMessage.innerText="身高不能为空!";lblHeight.innerText="*";}else if(!regexHeight.test(height)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 01:24:14
![javascript正则表达式,验证输入的数保留两位小数,整数部分为1到2var regexHeight=new RegExp(](/uploads/image/z/1960927-7-7.jpg?t=javascript%E6%AD%A3%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F%2C%E9%AA%8C%E8%AF%81%E8%BE%93%E5%85%A5%E7%9A%84%E6%95%B0%E4%BF%9D%E7%95%99%E4%B8%A4%E4%BD%8D%E5%B0%8F%E6%95%B0%2C%E6%95%B4%E6%95%B0%E9%83%A8%E5%88%86%E4%B8%BA1%E5%88%B02var+regexHeight%3Dnew+RegExp%28%22%2F%5E%5B1-2%5D%2B%5C.%5Cd%7B2%7D%24%2F%22%29%3Bif%28height%3D%3D%22%22%29%7BHeightMessage.innerText%3D%22%E8%BA%AB%E9%AB%98%E4%B8%8D%E8%83%BD%E4%B8%BA%E7%A9%BA%21%22%3BlblHeight.innerText%3D%22%2A%22%3B%7Delse+if%28%21regexHeight.test%28height%29)
javascript正则表达式,验证输入的数保留两位小数,整数部分为1到2var regexHeight=new RegExp("/^[1-2]+\.\d{2}$/");if(height==""){HeightMessage.innerText="身高不能为空!";lblHeight.innerText="*";}else if(!regexHeight.test(height)
javascript正则表达式,验证输入的数保留两位小数,整数部分为1到2
var regexHeight=new RegExp("/^[1-2]+\.\d{2}$/");
if(height=="")
{
HeightMessage.innerText="身高不能为空!";
lblHeight.innerText="*";
}
else if(!regexHeight.test(height))
{
HeightMessage.innerText="身高格式不正确!";
lblHeight.innerText="*";
}
验证不起呢?
javascript正则表达式,验证输入的数保留两位小数,整数部分为1到2var regexHeight=new RegExp("/^[1-2]+\.\d{2}$/");if(height==""){HeightMessage.innerText="身高不能为空!";lblHeight.innerText="*";}else if(!regexHeight.test(height)
/^[1-2]+\.\d{2}$/
代码都发过来我看下...