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word count

Code
Diff
  • function wordCount(str) {  
  return str.trim().split(" ").length;
}
    • function wordCount(str) {
    • var words = 1;
    • for(var i = 1; i < str.length; i++) {
    • if(str[i] == " " && str[i - 1] !== " "&& str[i + 1] !== " ") {
    • words++;
    • }
    • }
    • return words;
    • function wordCount(str) {
    • return str.trim().split(" ").length;
    • }