Base64 encode data: Difference between revisions

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Revision as of 02:58, 16 May 2023 (view source) Reilas (talk \| contribs) (→‎{{header\|Java}}) ← Older edit		Latest revision as of 13:14, 14 April 2024 (view source) Aerobar (talk \| contribs) (added RPL)
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Line 1,185: The usage is very simple, supply a <code>byte</code> array, and it will return, either an encoded <code>byte</code> array, or an ISO 8859-1 encoded <code>String</code>. </p> <p> The class uses a static construct, so instead of instantiation via a constructor, you use one of the <kbd>static</kbd> methods.<br /> In this case we'll use the <code>Base64.getEncoder</code> method to acquire our instance. </p> <syntaxhighlight lang="java"> Line 2,003 ⟶ 2,007: bXkgc3RyaW5n my string </pre> =={{header\|RPL}}== {{works with\|RPL\|HP-49C}} « 3 OVER SIZE 3 MOD DUP 3 IFTE - SWAP "" 1 PICK3 SIZE '''FOR''' j OVER j DUP SUB NUM 256 + R→B →STR 4 OVER SIZE 1 - SUB + '''NEXT''' NIP "0000" 1 4 PICK 2 * SUB + » '<span style="color:blue">STR→BITS</span>' STO <span style="color:grey">''@ ( "string" → fill "bits" )''</span> « BIN 8 STWS <span style="color:blue">STR→BITS</span> "" 1 PICK3 SIZE '''FOR''' j OVER j DUP 5 + SUB "b" + "#" SWAP + STR→ B→R { 25 51 61 62 63 } OVER ≥ 1 POS { 65 71 -4 -19 -16 } SWAP GET + CHR + 6 '''STEP''' NIP "==" 1 4 ROLL SUB + » '<span style="color:blue">→B64</span>' STO "Hello, RPL!" <span style="color:blue">→B64</span> "To err is human, but to really foul things up you need a computer.\n -- Paul R. Ehrlich" <span style="color:blue">→B64</span> {{out}} <pre> 2: "SGVsbG8sIFJQTCEA==" 1:"VG8gZXJyIGlzIGh1bWFuLCBidXQgdG8gcmVhbGx5IGZvdWwgdGhpbmdzIHVwIHlvdSBuZWVkIGEgY29tcHV0ZXIuCiAgICAtLSBQYXVsIFIuIEVocmxpY2g=" </pre> Line 2,119 ⟶ 2,152: 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 </syntaxhighlight> =={{header\|Standard ML}}== Using smlnj-lib: <syntaxhighlight lang="sml"> fun b64enc filename = let val instream = BinIO.openIn filename val data = BinIO.inputAll instream in Base64.encode data before BinIO.closeIn instream end </syntaxhighlight> {{out}} <pre> - b64enc "/tmp/favicon.ico"; val it = "AAABAAMAMDAAAAEAIACoJQAANgAAACAgAAABACAAqBAAAN4lAAAQEAAAAQAgAGgEAACGNg#" : string </pre> Note the "#" means the output is truncated. =={{header\|Tcl}}== Line 2,257 ⟶ 2,311: Result of string comparison of input and decoded output: 0. A zero indicates both strings are equal.</pre> =={{header\|V (Vlang)}}== <syntaxhighlight lang="Zig"> import net.http import encoding.base64 import os fn main() { resp := http.get("http://rosettacode.org/favicon.ico") or {println(err) exit(-1)} encoded := base64.encode_str(resp.body) println(encoded) // Check if can decode and save decoded := base64.decode_str(encoded) os.write_file("./favicon.ico", decoded) or {println("File not created or written to!")} } </syntaxhighlight> =={{header\|Wren}}== Line 2,262 ⟶ 2,332: {{libheader\|Wren-seq}} From first principles using string manipulation. Quick enough here. <syntaxhighlight lang="~~ecmascript~~wren">import "io" for File, Stdout import "./fmt" for Conv, Fmt import "./seq" for Lst var alpha = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"