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ACbosong/.js Secret

Created August 10, 2021 10:26
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.js
function printL3(){
if(true){
let l = 3
}
try {
　console.log(`printL2:`, l)
} catch {
console.log(`can't find l in printL3`)
}
}
printL3() // => can't find l in printL2
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