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@@ -243,16 +243,15 @@
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}
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]
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let str = "<table border='1' cols = 4>"
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- for (let i = 0; i < 4; i++) {
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- for (let key in persons[i]) {
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- str += `<tr><td>${key}</td><td>${persons[i][key]}</td></tr>`
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+ arraypersons.map (persons => {
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+ str += `<tr>`
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+ Object.values(persons).map(value => str += `<td>${value}</td>`)
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+ str += `</tr>`
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-
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- }
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- }str += "</table>"
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- console.log(str)
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+ })
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+ str += "</table>"
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document.write(str)
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-
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+
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//HTML tr color
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let persons = [
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a = {
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@@ -285,9 +284,9 @@
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for (let key in persons[i]) {
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str += `<tr style = "color: green; ><td>${key}</td><td>${persons[i][key]}</td></tr>`
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-
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+
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}
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- }str += "</table>"
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+ } str += "</table>"
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console.log(str)
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document.write(str)
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@@ -320,7 +319,9 @@
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//destruct 3
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let number = [1, 2, 3, 4, 5, 6, 7, 10];
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- let [a, b, { length = number.length }] = number
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+ let [a, b] = arr;
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+ let [...length] = arr;
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+ [a,b, ...length]
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