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SN - SLR - Match, RegEx, Map, Reduce, OptionalChaining solution in Clear category for Sum Numbers by Taylor_Page
import assert from "assert";
//const sumNumbers = (test: string): number => test.match(/\b\d+\b/g)?.map(Number)?.reduce((a, b) => a + b) || 0
function sumNumbers(test: string): number {
return test.match(/\b\d+\b/g)?.map(Number)?.reduce((a, b) => a + b) || 0
}
console.log('Example:');
console.log(sumNumbers('hi'));
// These "asserts" are used for self-checking
assert.equal(sumNumbers('hi'), 0);
assert.equal(sumNumbers('who is 1st here'), 0);
assert.equal(sumNumbers('my numbers is 2'), 2);
assert.equal(sumNumbers('This picture is an oil on canvas '
+ 'painting by Danish artist Anna '
+ 'Petersen between 1845 and 1910 year'), 3755);
assert.equal(sumNumbers('5 plus 6 is'), 11);
assert.equal(sumNumbers(''), 0);
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May 1, 2020
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