Function negateNum

docs/app/js/sanddance-app.js:22304–22309

* Given a string value in a space delimited format (e.g. "1 2 3 4"), negates a particular value.

(value, partIndex)

/**
 * Given a string value in a space delimited format (e.g. "1 2 3 4"), negates a particular value.
 */ function negateNum(value, partIndex) {
    var parts = value.split(" ");
    var numberVal = parseInt(parts[partIndex], 10);
    parts[0] = parts[0].replace(String(numberVal), String(numberVal * -1));
    return parts.join(" ");
}
/**
 * Given a string quad, flips the left and right values.
 */ function flipQuad(value) {