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Javascript check salesforce id validity
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function isValidSfId(str) { | |
// https://stackoverflow.com/a/29299786/1333724 | |
if (typeof str !== 'string' || str.length !== 18) { | |
return false; | |
} | |
let upperCaseToBit = (char) => char.match(/[A-Z]/) ? '1' : '0'; | |
let binaryToSymbol = (digit) => digit <= 25 ? String.fromCharCode(digit + 65) : String.fromCharCode(digit - 26 + 48); | |
let parts = [ | |
str.slice(0,5).split("").reverse().map(upperCaseToBit).join(""), | |
str.slice(5,10).split("").reverse().map(upperCaseToBit).join(""), | |
str.slice(10,15).split("").reverse().map(upperCaseToBit).join(""), | |
]; | |
let check = parts.map(str => binaryToSymbol(parseInt(str, 2))).join(""); | |
return check === str.slice(-3); | |
} |
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