<pre class="shiki github-dark shaku"><code>/** * @param {string} v1 * @param {string} v2 * @returns 0 | 1 | -1 */function compare(v1, v2) { let equal = 0; const arr1 = v1.split(".").map(Number); const arr2 = v2.split(".").map(Number); for (let i = 0; i &lt; arr1.length; i++) { if (arr1[i] &gt; arr2[i]) return 1; if (arr1[i] === arr2[i]) equal += 1; } if (equal === arr1.length) return 0; return -1;};</code></pre>

simply with arrays and for loop

Please implement a function to compare 2 semver strings. compare('12.1.0', '12.0.9')// 1, meaning first one is greatercompare('12.1.0', '12.1.2')// -1…