Email Validetion By Javascript
<html>
<Script language="javascript">
function chack(){
text=T1.value;
var step=0
if(text.length==0){alert("Enter Email Id");}else{
for(i=0;i<text.length;i++){
if(step==0){
if(text.substring(i,i+1)=="@"){step=1;}}
else if(step==1){if(text.substring(i,i+1)=="."){step=2;}}
}
if(step==2){}else{alert("Invalid E-mail Id")}
}
}
</script>
<font size="5">Enter E-Mail Id-</font><input type="text" id="T1" size="25">
<input onclick=chack(); type="submit" value="Submit" name="B1"></p>
</html>
Click To Viev Demo
