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March 12, 2017 23:51
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max/min drill solution max/min drill solution // source https://jsbin.com/qixeqo
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta name="description" content="max/min drill solution"> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width"> | |
<title>max/min drill solution</title> | |
</head> | |
<body> | |
x | |
<script id="jsbin-javascript"> | |
function max(numbers) { | |
var currentMax = numbers[0]; | |
for (i=0; i < numbers.length;i++) { | |
if (numbers[i] > currentMax) { | |
currentMax = numbers[i]; | |
} | |
} | |
return currentMax; | |
} | |
function min(numbers) { | |
var currentMin = numbers[0]; | |
for (i=0; i <= numbers.length; i++ ) { | |
if (numbers[i] < currentMin) { | |
currentMin = numbers[i]; | |
} | |
} | |
return currentMin; | |
} | |
/* From here down, you are not expected to | |
understand.... for now :) | |
Nothing to see here! | |
*/ | |
// tests | |
function testFunctionWorks(fn, input, expected) { | |
if (fn(input) === expected) { | |
console.log('SUCCESS: `' + fn.name + '` works on `[' + input + ']`'); | |
return true; | |
} | |
else { | |
console.log( | |
'FAILURE: `' + fn.name + '([' + input + '])` should be ' + expected + | |
' but was ' + fn(input) | |
); | |
return false; | |
} | |
} | |
(function runTests() { | |
// we'll use the variables in our test cases | |
var numList1 = [-5, 28, 98, -20013, 0.7878, 22, 115]; | |
var realMin1 = numList1[3]; | |
var realMax1 = numList1[6]; | |
var numList2 = [0, 1, 2, 3, 4]; | |
var realMin2 = numList2[0]; | |
var realMax2 = numList2[4]; | |
var testResults = [ | |
testFunctionWorks(max, numList1, realMax1), | |
testFunctionWorks(max, numList2, realMax2), | |
testFunctionWorks(min, numList1, realMin1), | |
testFunctionWorks(min, numList2, realMin2), | |
]; | |
var numPassing = testResults.filter(function(result){ return result; }).length; | |
console.log(numPassing + ' out of ' + testResults.length + ' tests passing.'); | |
})(); | |
</script> | |
<script id="jsbin-source-javascript" type="text/javascript">function max(numbers) { | |
var currentMax = numbers[0]; | |
for (i=0; i < numbers.length;i++) { | |
if (numbers[i] > currentMax) { | |
currentMax = numbers[i]; | |
} | |
} | |
return currentMax; | |
} | |
function min(numbers) { | |
var currentMin = numbers[0]; | |
for (i=0; i <= numbers.length; i++ ) { | |
if (numbers[i] < currentMin) { | |
currentMin = numbers[i]; | |
} | |
} | |
return currentMin; | |
} | |
/* From here down, you are not expected to | |
understand.... for now :) | |
Nothing to see here! | |
*/ | |
// tests | |
function testFunctionWorks(fn, input, expected) { | |
if (fn(input) === expected) { | |
console.log('SUCCESS: `' + fn.name + '` works on `[' + input + ']`'); | |
return true; | |
} | |
else { | |
console.log( | |
'FAILURE: `' + fn.name + '([' + input + '])` should be ' + expected + | |
' but was ' + fn(input) | |
); | |
return false; | |
} | |
} | |
(function runTests() { | |
// we'll use the variables in our test cases | |
var numList1 = [-5, 28, 98, -20013, 0.7878, 22, 115]; | |
var realMin1 = numList1[3]; | |
var realMax1 = numList1[6]; | |
var numList2 = [0, 1, 2, 3, 4]; | |
var realMin2 = numList2[0]; | |
var realMax2 = numList2[4]; | |
var testResults = [ | |
testFunctionWorks(max, numList1, realMax1), | |
testFunctionWorks(max, numList2, realMax2), | |
testFunctionWorks(min, numList1, realMin1), | |
testFunctionWorks(min, numList2, realMin2), | |
]; | |
var numPassing = testResults.filter(function(result){ return result; }).length; | |
console.log(numPassing + ' out of ' + testResults.length + ' tests passing.'); | |
})(); | |
</script></body> | |
</html> |
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Learn more about bidirectional Unicode characters
function max(numbers) { | |
var currentMax = numbers[0]; | |
for (i=0; i < numbers.length;i++) { | |
if (numbers[i] > currentMax) { | |
currentMax = numbers[i]; | |
} | |
} | |
return currentMax; | |
} | |
function min(numbers) { | |
var currentMin = numbers[0]; | |
for (i=0; i <= numbers.length; i++ ) { | |
if (numbers[i] < currentMin) { | |
currentMin = numbers[i]; | |
} | |
} | |
return currentMin; | |
} | |
/* From here down, you are not expected to | |
understand.... for now :) | |
Nothing to see here! | |
*/ | |
// tests | |
function testFunctionWorks(fn, input, expected) { | |
if (fn(input) === expected) { | |
console.log('SUCCESS: `' + fn.name + '` works on `[' + input + ']`'); | |
return true; | |
} | |
else { | |
console.log( | |
'FAILURE: `' + fn.name + '([' + input + '])` should be ' + expected + | |
' but was ' + fn(input) | |
); | |
return false; | |
} | |
} | |
(function runTests() { | |
// we'll use the variables in our test cases | |
var numList1 = [-5, 28, 98, -20013, 0.7878, 22, 115]; | |
var realMin1 = numList1[3]; | |
var realMax1 = numList1[6]; | |
var numList2 = [0, 1, 2, 3, 4]; | |
var realMin2 = numList2[0]; | |
var realMax2 = numList2[4]; | |
var testResults = [ | |
testFunctionWorks(max, numList1, realMax1), | |
testFunctionWorks(max, numList2, realMax2), | |
testFunctionWorks(min, numList1, realMin1), | |
testFunctionWorks(min, numList2, realMin2), | |
]; | |
var numPassing = testResults.filter(function(result){ return result; }).length; | |
console.log(numPassing + ' out of ' + testResults.length + ' tests passing.'); | |
})(); |
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