Pascal case is a subset of Camel Case where the first letter is capitalized.
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function c2k(str) {
return (str[0] + str.substring(1).replace(/[A-Z]/g, "-$&")).toLowerCase();
}
console.log(c2k("camelCase")); //camel-case
console.log(c2k("PascalCase")); //pascal-case
console.log(c2k("VChart")); //v-chart
console.log(c2k("SSSSG")); //s-s-s-s-g