Created
July 1, 2019 08:41
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Diamond shape with Javascript
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| let limit = 15; // Must be odd number | |
| let output = ''; | |
| let middle = Math.floor(limit/2); // middle index of the limit | |
| let indexes = []; // Indexes of where to start outputing X | |
| let show; // how many X will be shown | |
| let __i = 0; // to access the indexes | |
| function log(o) { | |
| console.log(o); | |
| } | |
| for (let x = middle; x >= 0; x--) { | |
| indexes.push(x); | |
| } | |
| for (let z = indexes.length - 2; z >= 0; z--) { // Pushed reversed indexes to the indexes excluding 0 | |
| indexes.push(indexes[z]); | |
| } | |
| for (let i = 0; i < limit; i++) { | |
| for (let j = 0; j < limit; j++) { | |
| let index = indexes[__i]; | |
| show = limit - (index * 2); | |
| if (j == index) { | |
| for (let k = 0;k < show; k++) { | |
| output += 'X'; | |
| } | |
| j = j + show - 1; | |
| } else { | |
| output += '-'; | |
| } | |
| } | |
| log(output); | |
| output = ''; | |
| __i++; | |
| } |
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