目次 |
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・配列の宣言 ・配列要素を削除 ・配列オブジェクト ・連想配列の宣言 |
var arr = ["test1","test2"];
var arr = new Array("test1","test2");
<script type="text/javascript"> <!-- var arr = ["test1","test2"]; delete(arr[0]); document.write(arr[0] + "<br />"); document.write(arr[1] + "<br />"); --> </script>
<script type="text/javascript"> <!-- var arr = ["test3","test2"]; arr.push("test1"); document.write(arr[0] + "<br />"); document.write(arr[1] + "<br />"); document.write(arr[2] + "<br />"); arr.sort(); document.write(arr[2] + "<br />"); document.write(arr[1] + "<br />"); document.write(arr[0] + "<br />"); --> </script>
var obj = {key1:"value1",key2:"value2"};
var obj = new Object(); obj["key1"] = "value1"; obj["key2"] = "value2";
<script type="text/javascript"> <!-- function a(){ var obj = new Object(); obj["key1"] = "value1"; obj["key2"] = "value2"; alert(obj["key1"]); alert(obj["key2"]); } --> </script>