brightboost
36 lines
692 B
JavaScript
36 lines
692 B
JavaScript
let x = 34;
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console.log(isNaN(x));
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console.log(!isNaN(x));
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let str = "hi";
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console.log(isNaN(str));
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let str1 = "5";
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console.log(isNaN(str1));
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let x = 3;
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let str = "finite";
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console.log(isFinite(x));
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console.log(isFinite(str));
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console.log(isFinite(Infinity));
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console.log(isFinite(10 / 0));
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let x = 3;
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let str = "integer";
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console.log(Number.isInteger(x));
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console.log(Number.isInteger(str));
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console.log(Number.isInteger(Infinity));
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console.log(Number.isInteger(2.4));
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let x = 1.23456;
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let newX = x.toFixed(2);
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let x = 1.23456;
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let newX = x.toFixed(3);
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console.log(x, newX);
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let x = 1.23456;
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let newX = x.toPrecision(2);
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let x = 1.23456;
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let newX = x.toPrecision(4);
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console.log(newX) |