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October 19, 2021 22:51
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| function endian() { | |
| const uInt16 = new Uint16Array([0x1122]); | |
| const uInt8 = new Uint8Array(uInt16.buffer); | |
| // If the first byte is 0x11, then we are on a big endian system, as they place the most significant byte first. | |
| // (The most significant byte is the byte that has the greatest value.) | |
| if (uInt8[0] === 0x11) console.log("Big endian system"); | |
| // On a big endian system, the most significant byte is first. | |
| // So the first byte is 0x11 (0001 0001) (17) | |
| else if (uInt8[0] === 0x22) console.log("Little endian system"); | |
| // On a little endian system, the most significant byte is last. | |
| // So the first byte is 0x22 (0010 0010) (34) | |
| // If you run the following code on a little endian system, the output would be | |
| // 34 | |
| // 17 | |
| console.log(uInt8[0]); | |
| console.log(uInt8[1]); | |
| } |
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