Nodejs String Sub String substrings()

Method Source Code

String.prototype.substrings = function () {
  results = []/*from www  .j av  a  2s.c  o  m*/
  for (i = 0; i < this.length; i++ ) {
    for (j = i + 1; j <= this.length; j++ ) {
      var cur_substr = this.substring(i, j);

      var includes = false;
      for (k = 0; k < results.length; k++ ) {
        if (results[k] === cur_substr) {
          includes = true;
        }
      };

      if (includes === false) {
        results.push(cur_substr);
      }
    };
  };

  return results;
}

Related

1. substrings()

   String.prototype.substrings = function () {
     let substrings = [];
     for (let start = 0; start < this.length; start++) {
       for (let len = 1; (start + len) <= this.length; len++) {
         substrings.push(this.substring(start, start + len));
     return substrings;
   };
   ...
   

2. substrings()

   String.prototype.substrings = function() {
     var substrings = []
     for (var i1 = 0; i1 < this.length; i1++) {
       for (var i2 = i1; i2 < this.length; i2++) {
         substrings.push(this.substr(i1, i2 + 1));
     return substrings;
   console.log("abc".substrings());
   

3. substrings()

   String.prototype.substrings = function () {
     let substrings = [];
     let chars = this.split('');
     for (let i = 0; i <= chars.length; i++) {
       for (let j = i + 1; j <= chars.length; j++) {
         let substring = chars.slice(i, j);
         substrings.push(substring.join(''));
     return substrings;
   };
   

4. substrings()

   String.prototype.substrings = function () {
     let substrings = [];
     for (let start = 0; start < this.length; start++) {
       for (let len = 1; (start + len) <= this.length; len++) {
         substrings.push(this.slice(start, start + len));
     return substrings;
   };
   ...
   

5. substrings()

   String.prototype.substrings = function () {
     var substrings = [];
     for (var i = 0; i < this.length; i++) {
       for (var j = i + 1; j <= this.length; j++) {
         var sub = this.slice(i,j);
         if (substrings.indexOf(sub) === -1 ) {
           substrings.push(sub);
     return substrings;
   };
   console.log("cat".substrings());
   

6. substrings()

   String.prototype.substrings = function() {
     var substrings = [];
     for (var i = 0; i < this.length; i++){
       for (var j = i; j < this.length; j++){
         substrings.push(this.slice(i,j+1));
       };
     };
     return substrings;
   console.log(("cat").substrings());
   

7. substrings()

   String.prototype.substrings = function () {
     let array = [];
     for(let i=0; i < this.length; i++) {
       for(let j=i + 1; j <= this.length; j++) {
         if (!array.includes(this.slice(i,j))) {
           array.push(this.slice(i,j));
     return array;
   };
   console.log([7,6,5,4,1,3,6].bubbleSort());
   console.log("cat".substrings());
   

8. substrings()

   String.prototype.substrings = function () {
     let letterArr = this.split("");
     let outArr = [];
     for (let i = 0; i < letterArr.length; i++) {
       for (let j = i + 1; j <= letterArr.length; j++){
         let subword = letterArr.slice(i,j).join("");
         if (!outArr.includes(subword)) {
           outArr.push(subword);
     return outArr;
   };
   console.log("cat".substrings());
   

9. substrings(min,max)

   String.prototype.substrings = function(min,max) {
     var ret = [], shrinkingMax;
     min = [min || 1, 1].max();
     max = [max || this.length,this.length].min();
     for (var cursorStart=0,l=this.length; cursorStart<l; cursorStart++) {
       shrinkingMax = [max,this.length - cursorStart].min();
       for (var substrLen=min; substrLen<=shrinkingMax; substrLen++ ) {
         var cursorEnd = substrLen + cursorStart;
         ret.push(this.substring(cursorStart,cursorEnd));
   ...