2b:null 2c:["$","title",null,{"children":"It's functions all the way down | Anjana Vakil | Observable"}] 31:T23cc,slide.html``32:T3e5f,slide.html``33:[] 2f:{"id":"9196658711210a31","slug":"its-functions-all-the-way-down","title":"It's functions all the way down","thumbnail":"73c015f53f3428b36ade0199e2904d772b15b86d1ec12a5b275f75d140030bc1","access_level":"public","create_time":"$D2020-12-04T09:48:47.572Z","update_time":"$D2024-12-09T05:02:21.676Z","view_time":null,"first_public_time":"$D2020-12-04T16:18:38.368Z","fork":false,"stars":0,"starred":false,"owner":{"type":"team","id":"8cc6a24956698638","login":"anjana","name":"Anjana Vakil","avatar_url":"https://avatars-next.observableusercontent.com/75f0346d6c6908da9b546556f8d223eceb871857b81263c0d62ed549cc492936","tier":"starter_2024"},"version":42,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"d7d614fa2258860d","login":"anjana","name":"Anjana Vakil","avatar_url":"https://avatars-next.observableusercontent.com/75f0346d6c6908da9b546556f8d223eceb871857b81263c0d62ed549cc492936","tier":null}],"members":[{"type":"individual","id":"d7d614fa2258860d","login":"anjana","name":"Anjana Vakil","avatar_url":"https://avatars-next.observableusercontent.com/75f0346d6c6908da9b546556f8d223eceb871857b81263c0d62ed549cc492936","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"subscribed":null,"forks":13,"collection":{"id":"6c39527ae997d025","slug":"functional-javascript-first-steps","title":"Functional JavaScript First Steps","owner":{"id":"8cc6a24956698638","login":"anjana","name":"Anjana Vakil"}},"type":"notebook","body":{"title":"It's functions all the way down","cells":[{"id":0,"value":"slide.md`# It's functions all the way down\n\n## program === function(s)`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":24,"value":"slide.md`# Flow data through functions\n\n## outputs become inputs become outputs\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":27,"value":"$31","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":31,"value":"slide.md`# Function composition\n\n## lets us make complex programs\n## out of simple functions\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":35,"value":"$32","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":38,"value":"slide.md`# Composing functions:\n\n\\`\\`\\`js\nvar ender = (ending) => (input) => input + ending;\n\nvar adore = ender(\" rocks\");\nvar announce = ender(\", y'all\");\nvar exclaim = ender(\"!\");\n\nvar hypeUp = (x) => exclaim(announce(adore(x)));\nhypeUp(\"JS\"); // \"JS rocks, y'all!\"\nhypeUp(\"FP\"); // \"FP rocks, y'all!\"\n\\`\\`\\`\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":5,"value":"// slide.md`# OK, let's do it! \n\n// ### [=> Exercise: Function Composition](https://observablehq.com/d/ad0da6f90dec5b2a?collection=@anjana/functional-javascript-first-steps)\n// `","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":6,"value":"md`-----\n\n#### Appendix: Slideshow helpers`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":11,"value":"import { slide, notes, style, keyBindings } from '@visnup/slides'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":14,"value":"import { customStyle } from '5b88a355d27605eb'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":17,"value":"customStyle","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":19,"value":"keyBindings","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"}],"files":"$W33","stdlib":"1","titling":"auto"}} 30:"$2f:body"