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Figure A-2

3.

Type a character or a string in the text box that contains the default text

Type your text here

, and

the JavaScript code will test whether or not there is a match for the regular expression pattern,

in this case

L

. Click the OK button.

4.

Inspect the alert box that is displayed to assess whether or not a match is present in the string

that you entered. Figure A-3 shows the message when a successful match is made. Figure A-4

shows the message displayed when the string that you enter does not match the regular expres-

sion pattern.

Figure A-3

Figure A-4

315

Appendix A: Simple Regular Expressions

bapp01.qxd:bapp01 10:47 315

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