break-camelCase

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title

Complete the solution so that the function will break up camel casing, using a space between words.

example

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solution('camelCasing') // => should return 'camel Casing'

My solution

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function solution(string) {
    var newString = string.toLowerCase();
    var result = [];
    var j = 0;
    for(var i = 0;i<string.length;i++){
        if(string.charAt(i) != newString.charAt(i)){
            result.push(string.slice(j,i));
            j = i;
        }
    }
    result.push(string.slice(j));
    return result.join(' ');
}

good solution

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function solution(string) {
  return(string.replace(/([A-Z])/g, ' $1'));

}