复制1let randomValue = { name: "Lydia" } 2randomValue = 23 3 4if (!typeof randomValue === "string") { 5 console.log("It's not a string!") 6} else { 7 console.log("Yay it's a string!") 8}
1let randomValue = { name: "Lydia" } 2randomValue = 23 3 4if (!typeof randomValue === "string") { 5 console.log("It's not a string!") 6} else { 7 console.log("Yay it's a string!") 8}
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