Example of using Regular Expressions for syntax checking in JavaScript

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...
var re = new RegExp("^(&[A-Za-z_0-9]{1,}=[A-Za-z_0-9]{1,})*$");
var text = myWidget.value;
var OK = re.test(text);
if( ! OK ) {
alert("The extra parameters need some work.\r\n Should be something like: \"&a=1&c=4\"");
}

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Example of using Regular Expressions for syntax checking in JavaScript
Example of using Regular Expressions for syntax checking in JavaScript ... var re = new RegExp("^(&[A-Za-z_0-9]{1, }=[A-Za-z_0-9]{1,})*$");var text = myWidget.value; var OK = re.test(text); if( ! OK ) { alert("The extra parameters need some work.\r\n Should be something like: \"&a=1&c=4\... 2008-05-13, 7332👍, 0💬

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