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This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Range.isPointInRange() メソッドはRangeのなかで与えられたポイントを含むかどうかをbooleanで返します。true を返すのは ReferenceNode の範囲内の offset にポイント(カーソル位置)がある場合に限ります。

文法

bool = range.isPointInRange( referenceNode, offset )

パラメーター

referenceNode
The Node to compare with the Range.
offset
The offset into Node of the point to compare with the Range.

range = document.createRange();
range.selectNode(document.getElementsByTagName("div").item(0));
bool = range.isPointInRange(document.getElementsByTagName("p").item(0),1);

仕様

仕様 ステータス コメント
DOM
The definition of 'Range.isPointInRange()' in that specification.
Living Standard Initial definition.

ブラウザ互換性

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
isPointInRange
Experimental
Chrome Full support YesEdge Full support 15Firefox Full support YesIE No support NoOpera Full support 15Safari Full support YesWebView Android Full support YesChrome Android Full support YesFirefox Android Full support YesOpera Android Full support 14Safari iOS Full support YesSamsung Internet Android ?

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.

参考

Étiquettes et contributeurs liés au document

Dernière mise à jour par : oreno4649,