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29 lines
658 B
JavaScript
29 lines
658 B
JavaScript
//Write a JavaScript function that generates all combinations of a string.
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function substrings(str1)
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{
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var array1 = [];
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for (var x = 0, y=1; x < str1.length; x++,y++)
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{
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array1[x]=str1.substring(x, y);
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}
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var combi = [];
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var temp= "";
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var slent = Math.pow(2, array1.length);
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for (var i = 0; i < slent ; i++)
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{
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temp= "";
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for (var j=0;j<array1.length;j++) {
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if ((i & Math.pow(2,j))){
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temp += array1[j];
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}
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}
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if (temp !== "")
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{
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combi.push(temp);
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}
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}
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console.log(combi.join("\n"));
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}
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substrings("dog");
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