Regular Expressions
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<html> <head> <title>Matching a single literal character</title> <script type="text/javascript" language="javascript"> <!-- // function IsMatchingChar(str){ var myRegExp = /a/; return myRegExp.test(str) }
function TestGuess(){ var guess = prompt("Enter a lower case character here","a"); if (IsMatchingChar(guess)){ alert("The correct answer was " + guess); } else{ alert("Sorry " + guess + " doesn't match"); } } // --> </script> </head> <body> <form> <button type="Button" onclick="TestGuess()">Click here to guess</button> </form> </body> </html>
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