[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"howto:wat:ios:en":3},{"resolvedFromAlias":4,"canonicalExt":5,"ext":5,"name":6,"category":7,"categoryName":8,"updatedAt":9,"os":10,"osLabel":11,"quickSolution":12,"stepByStep":13,"recommendedSoftware":15,"alternativeMethods":16,"commonIssues":17,"securityNote":36,"extensionPath":37,"extensionLabel":38,"breadcrumbs":39,"metaDescription":49},false,"wat","WebAssembly Text Format (WAT)","code","Code","2026-06-12T07:59:02.252Z","ios","iOS","To open .WAT files on iOS, iOS does not commonly provide WebAssembly toolchains; view the file as plain text in a text editor app, or transfer it to a desktop to convert it to .wasm.",[14],"iOS does not commonly provide WebAssembly toolchains; view the file as plain text in a text editor app, or transfer it to a desktop to convert it to .wasm.",[],[],[18,24,30],{"title":19,"description":20,"steps":21},"The file opens as unreadable or with the wrong app",".wat files are plain text, but the OS may associate the extension with an unrelated program or a non-text viewer.",[22,23],"Open it explicitly in a code editor (e.g., VS Code) using File → Open.","If needed, change the default app for .wat files to your preferred editor.",{"title":25,"description":26,"steps":27},"“It won’t run” because WAT is not the executable WebAssembly format","Browsers and runtimes typically load WebAssembly in the binary .wasm format; .wat is the text form used for authoring and inspection.",[28,29],"Convert the .wat file to .wasm using wat2wasm (WABT) or equivalent tooling.","Use the produced .wasm file in your WebAssembly workflow (for example, in a web project).",{"title":31,"description":32,"steps":33},"Conversion fails with parse/validation errors","wat-to-wasm conversion tools will reject WAT that does not match the expected text-format conventions or contains syntax errors.",[34,35],"Check the file against WebAssembly text-format conventions and correct syntax issues.","Try converting again with wat2wasm and fix the reported line/column errors.",".wat is human-readable source text, but it can describe a module that, once converted to .wasm and executed, performs potentially unsafe or unexpected computations within the limits of the runtime environment.","/file-extension/wat",".WAT",[40,43,46],{"label":41,"to":42},"Home","/",{"label":44,"to":45},"How To","/file-extension",{"label":47,"to":48},"Open .WAT on iOS","/how-to/open-wat-on-ios","Learn how to open .WAT files on iOS with step-by-step instructions, recommended software, and troubleshooting tips."]