JavaScript-數組方法

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//push and popvar testArray = [];for(var i = 10;i>=0;i++){testArray.push(i)}console.log(testArray);testArray.reverse();console.log(testArray)for(var i=10;i>=0;i++){testArray.pop();}testArray = new(10);testArray.length;//slice and splicetestArray = new Array(1,2,3,4,5);console.log(testArray);var indexOf = testArray.indexOf(5);console.log(‘indexOf 5 is ‘ + indexOf);indexOf= testArray.lastIndexOf(3);console.log(‘lastIndexOf 3 is ‘ + indexOf);var slicedArray = testArray.slice(1,2);console.log(‘sliced array: ‘ + slicedArray );console.log(testArray);testArray.splice(0,4);console.log(‘after splice: ‘ + testArray);

 

JavaScript-數組方法

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