JavaScript Strings and Regular Expressions FAQ JavaScript FAQ   Strings and String-Number Conversion How do I insert quotes in strings? How do I extract substrings from strings? How do I trim a string, i.e. remove leading and trailing spaces? How do I convert strings to URL-encoding? How do I convert strings from URL-encoding? How do I locate the position of a given character in a string variable? How do I convert numbers to strings? How do I convert strings to numbers? How do I convert a number to a non-decimal number system? Is there a way to test whether a particular variable holds a number or a string? Can I display accented characters or ligatures as part of JavaScript output? Can I display Greek letters as part of JavaScript output? Can I display special or mathematical symbols as part of JavaScript output? See also Searching for text on the page Regular Expressions How do I create regular expressions in JavaScript? What regular expression syntax is supported in JavaScript? How do I match a backslash using regular expressions? Why does 'pop'.replace('p','m') yield 'mop' rather than 'mom'? (String replace vs RegExp replace)

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