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WebApr 8, 2024 · The window.postMessage () method safely enables cross-origin communication between Window objects; e.g., between a page and a pop-up that it spawned, or between a page and an iframe embedded within it. Normally, scripts on different pages are allowed to access each other if and only if the pages they originate … WebMay 9, 2024 · It can manipulate at various ways, since adding new elements to the page (DOM), removing existing ones, changing their layout rules (CSS), communicating to … WebOct 19, 2024 · CSS is used to control presentation, formatting, and layout. JavaScript is used to control the behavior of different elements. Now, let's go over each one … buy house walthamstow