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This Javascript code will allow only Alphabets in the Textbox. Should call this function onkeypress of the textbox property<br />
<br />
function AllowAlphabet(e){ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if(((keyEntry &gt;= '65') &amp;&amp;&nbsp;(keyEntry &lt;= '90')) || ((keyEntry &gt;= '97') &amp;&amp;&nbsp;(keyEntry &lt;= '122')) || (keyEntry=='46') || (keyEntry=='32') || keyEntry=='45' ) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return true; &nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />
else &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />
return false;}
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This Javascript code will allow only Alphabets in the Textbox. Should call this function onkeypress of the textbox property

function AllowAlphabet(e){      
      if(((keyEntry >= '65') && (keyEntry <= '90')) || ((keyEntry >= '97') && (keyEntry <= '122')) || (keyEntry=='46') || (keyEntry=='32') || keyEntry=='45' )       
      return true;        
else            
return false;}

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That is not going to work, since it is unclear what keyEntry is. Add this as the first line of the function:<br />
<br />
keyEntry = e.keyCode;<br />
<br />
<br />
<br />

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That is not going to work, since it is unclear what keyEntry is. Add this as the first line of the function:

keyEntry = e.keyCode;





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textbox only allow to enter alphabet in javascript
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textbox only allow to enter alphabet in javascript

JavaScript is a dynamic, object-based language commonly used for client-side scripting in web browsers. Recently, server side JavaScript frameworks have also emerged. JavaScript runs on nearly every operating system and  in almost every mainstream web browser.