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@YamasakiKenta(Yamasaki Kenta)

textareaで指定の行数に移動する方法

Posted at

説明

高さを行数で割っただけです。

ソース

app.js
// i : 行数
let height = $t.height() / $t.prop('rows')
$t.prop('scrollTop', i * height)
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