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Validating textfield name for spaces using javascript.

/ Published in: PHP
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Validating textbox using trim(), in javascript.

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  1. //  trim function
  2. function trim(str)
  3. {
  4. 	return str.replace(/^\s*|\s*$/g,"");
  5. }
  6. // 	end trim 
  7.  
  8.  
  9.  
  10. if (trim(document.frmPremises.txtpremisescontactname.value) == '')
  11.  {
  12.  alert("Enter Contact Name.");
  13.  document.frmPremises.txtpremisescontactname.focus();
  14.  return(false)
  15.  }

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