file-type

Detect the file type of a file, stream, or data

v19.6.0 URL: https://unpkg.com/file-type@19.6.0/index.js

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mime file type magic archive image img pic picture flash photo video detect check is exif elf macho exe binary buffer uint8array jpg png apng gif webp flif xcf cr2 cr3 orf arw dng nef rw2 raf tif bmp icns jxr psd indd zip tar rar gz bz2 7z dmg mp4 mid mkv webm mov avi mpg mp2 mp3 m4a ogg opus flac wav amr pdf epub mobi swf rtf woff woff2 eot ttf otf ico flv ps xz sqlite xpi cab deb ar rpm Z lz cfb mxf mts wasm webassembly blend bpg docx pptx xlsx 3gp j2c jp2 jpm jpx mj2 aif odt ods odp xml heic ics glb pcap dsf lnk alias voc ac3 3g2 m4b m4p m4v f4a f4b f4p f4v mie qcp asf ogv ogm oga spx ogx ape wv cur nes crx ktx dcm mpc arrow shp aac mp1 it s3m xm ai skp avif eps lzh pgp asar stl chm 3mf zst jxl vcf jls pst dwg parquet class arj cpio ace avro icc fbx vsdx vtt apk

typical

Isomorphic, functional type-checking for Javascript

v7.3.0 URL: https://unpkg.com/typical@7.3.0/index.js

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type checking check value valid is detect number object plainobject array like defined string boolean function promise iterable class primitive isstring isclass isiterable isdefined isobject isomorphic async is-async es6 es2015

@stdlib/utils-native-class

Determine the specification defined classification of an object.

v0.2.2 URL: https://unpkg.com/@stdlib/utils-native-class@0.2.2/lib/index.js

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stdlib stdutils stdutil utilities utility utils util type typeof native class classification specification spec ecmascript ecma internal tostring object built-in builtin is istype check

@typeschema/class-validator

Reusable adapter for class-validator classes

v0.3.0 URL: https://unpkg.com/@typeschema/class-validator@0.3.0/dist/index.js

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typescript type schema adapter validation inference assert

@stdlib/utils-constructor-name

Determine the name of a value's constructor.

v0.2.2 URL: https://unpkg.com/@stdlib/utils-constructor-name@0.2.2/lib/index.js

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stdlib stdutils stdutil utilities utility utils util type typeof class constructor ctor name instanceof is istype check