From 16a9631a79951e9ff24cd5bcabf2406b409c4110 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:00:32 +0000 Subject: [PATCH 01/11] change 1.0 --- Sprint-2/1-key-errors/0.js | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/Sprint-2/1-key-errors/0.js b/Sprint-2/1-key-errors/0.js index 653d6f5a0..8c02479a7 100644 --- a/Sprint-2/1-key-errors/0.js +++ b/Sprint-2/1-key-errors/0.js @@ -1,13 +1,20 @@ // Predict and explain first... // =============> write your prediction here +// I believe the code is trying to write the first letter of a string on capital letter. But since the "str" declaration has already been used, we will need a new name // call the function capitalise with a string input // interpret the error message and figure out why an error is occurring -function capitalise(str) { - let str = `${str[0].toUpperCase()}${str.slice(1)}`; - return str; -} +// function capitalise(str) { +// let str = `${str[0].toUpperCase()}${str.slice(1)}`; +// return str; +// } -// =============> write your explanation here +// =============> write your explanation here: //There is a SynthaxError on line 9 of the code when we try to declare a new variable with the name "str". This is because the "str" name has already been used when declaring the function "capitalise". // =============> write your new code here +function capitalise(str) { + let name = `${str[0].toUpperCase()}${str.slice(1)}`; + return name; + } + let str = "emma"; + console.log(capitalise(str)); From 31d028d8cbae9b99ccd7362862923b98fa79e34c Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:06:24 +0000 Subject: [PATCH 02/11] 1.1 --- Sprint-2/1-key-errors/1.js | 28 +++++++++++++++++++--------- 1 file changed, 19 insertions(+), 9 deletions(-) diff --git a/Sprint-2/1-key-errors/1.js b/Sprint-2/1-key-errors/1.js index f2d56151f..13fa6fc30 100644 --- a/Sprint-2/1-key-errors/1.js +++ b/Sprint-2/1-key-errors/1.js @@ -1,20 +1,30 @@ // Predict and explain first... // Why will an error occur when this program runs? -// =============> write your prediction here +// Here the name decimalNumber in 'const decimalNumber' has already been used, so we will get a synthax Error for that line. // Try playing computer with the example to work out what is going on -function convertToPercentage(decimalNumber) { - const decimalNumber = 0.5; - const percentage = `${decimalNumber * 100}%`; +// function convertToPercentage(decimalNumber) { +// const decimalNumber = 0.5; +// const percentage = `${decimalNumber * 100}%`; - return percentage; -} +// return percentage; +// } -console.log(decimalNumber); - -// =============> write your explanation here +// console.log(decimalNumber); +// JavaScript is read from top to bottom, so when the processor reads an error, the program will stop running and will get the error message. +//The first error is on line 9 with the reuse of the variable declaration name of 'decimalNumber. +//The second error is on line 15 where we are trying to call the variable 'decimalNumber',which is a local variable inside the function. We cannot access this variable outside of the function. We will need to call the whole function. // Finally, correct the code to fix the problem // =============> write your new code here +function convertToPercentage(decimalNumber) { + const percentage = `${(decimalNumber * 100).toFixed(2)}`; + return percentage; +} + + +console.log(convertToPercentage(0.5)); +console.log(convertToPercentage(0.1234)); +console.log(convertToPercentage(1)); From 0771dcc1d22980a4cef9daecf9f7e38f45d0fde5 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:07:16 +0000 Subject: [PATCH 03/11] 1.2 --- Sprint-2/1-key-errors/2.js | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/Sprint-2/1-key-errors/2.js b/Sprint-2/1-key-errors/2.js index aad57f7cf..236938119 100644 --- a/Sprint-2/1-key-errors/2.js +++ b/Sprint-2/1-key-errors/2.js @@ -5,9 +5,9 @@ // =============> write your prediction of the error here -function square(3) { - return num * num; -} +// function square(3) { +// return num * num; +// } // =============> write the error message here @@ -16,5 +16,9 @@ function square(3) { // Finally, correct the code to fix the problem // =============> write your new code here +function square(num) { + return num * num; +} +console.log(square(3)); From 45967b9c1b38360c4bcfb7a8951e5d703ddaf3d4 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:08:35 +0000 Subject: [PATCH 04/11] 2.0 --- Sprint-2/2-mandatory-debug/0.js | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/Sprint-2/2-mandatory-debug/0.js b/Sprint-2/2-mandatory-debug/0.js index b27511b41..edd19ac24 100644 --- a/Sprint-2/2-mandatory-debug/0.js +++ b/Sprint-2/2-mandatory-debug/0.js @@ -2,13 +2,18 @@ // =============> write your prediction here -function multiply(a, b) { - console.log(a * b); -} +// function multiply(a, b) { +// console.log(a * b); +// } -console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`); +// console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`); // =============> write your explanation here // Finally, correct the code to fix the problem // =============> write your new code here +function multiply(a, b) { + return a * b; +} + +console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`); From d47319946743383bac24cb415fbca3945a8b046b Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:09:34 +0000 Subject: [PATCH 05/11] 2.1 --- Sprint-2/2-mandatory-debug/1.js | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/Sprint-2/2-mandatory-debug/1.js b/Sprint-2/2-mandatory-debug/1.js index 37cedfbcf..64925ad64 100644 --- a/Sprint-2/2-mandatory-debug/1.js +++ b/Sprint-2/2-mandatory-debug/1.js @@ -1,13 +1,19 @@ // Predict and explain first... // =============> write your prediction here -function sum(a, b) { - return; - a + b; -} +// function sum(a, b) { +// return; +// a + b; +// } -console.log(`The sum of 10 and 32 is ${sum(10, 32)}`); +// console.log(`The sum of 10 and 32 is ${sum(10, 32)}`); // =============> write your explanation here // Finally, correct the code to fix the problem // =============> write your new code here +function sum(a, b) { + return a + b; +} + +console.log(`The sum of 10 and 32 is ${sum(10, 32)}`); + From fb0d42673b731230e9f66bc2668733b33a460f65 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:13:24 +0000 Subject: [PATCH 06/11] 2.2 --- Sprint-2/1-key-errors/2.js | 6 +++--- Sprint-2/2-mandatory-debug/0.js | 4 ++-- Sprint-2/2-mandatory-debug/1.js | 4 ++-- Sprint-2/2-mandatory-debug/2.js | 29 +++++++++++++++++++---------- 4 files changed, 26 insertions(+), 17 deletions(-) diff --git a/Sprint-2/1-key-errors/2.js b/Sprint-2/1-key-errors/2.js index 236938119..813430a33 100644 --- a/Sprint-2/1-key-errors/2.js +++ b/Sprint-2/1-key-errors/2.js @@ -3,15 +3,15 @@ // this function should square any number but instead we're going to get an error -// =============> write your prediction of the error here +// =============> write your prediction of the error here: There will be an error because we put a value (3) as a function's parameter instead of using variable names. We also don't know where num comes from as we have't defined/ declared that. // function square(3) { // return num * num; // } -// =============> write the error message here +// =============> write the error message here: SyntaxError: Unexpected number -// =============> explain this error message here +// =============> explain this error message here: We get an error message saying that there is an unexpected number on line 8 (Syntax Error). // Finally, correct the code to fix the problem diff --git a/Sprint-2/2-mandatory-debug/0.js b/Sprint-2/2-mandatory-debug/0.js index edd19ac24..d7d9375a2 100644 --- a/Sprint-2/2-mandatory-debug/0.js +++ b/Sprint-2/2-mandatory-debug/0.js @@ -1,6 +1,6 @@ // Predict and explain first... -// =============> write your prediction here +// =============> write your prediction here: There is no return value value for the function multiply. Though it print the value of a * b in the function, this function cannot be called outside of the function (on line 9). So, it will be undefinded. WE need a return // function multiply(a, b) { // console.log(a * b); @@ -8,7 +8,7 @@ // console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`); -// =============> write your explanation here +// =============> write your explanation here: We need to change console.log on line 6 to return so that we can call in outside of the function. // Finally, correct the code to fix the problem // =============> write your new code here diff --git a/Sprint-2/2-mandatory-debug/1.js b/Sprint-2/2-mandatory-debug/1.js index 64925ad64..dc4ab5709 100644 --- a/Sprint-2/2-mandatory-debug/1.js +++ b/Sprint-2/2-mandatory-debug/1.js @@ -1,5 +1,5 @@ // Predict and explain first... -// =============> write your prediction here +// =============> write your prediction here: There is a semi column on line 5 after the return which separates it from line 6. We don't know what we are returning. // function sum(a, b) { // return; @@ -8,7 +8,7 @@ // console.log(`The sum of 10 and 32 is ${sum(10, 32)}`); -// =============> write your explanation here +// =============> write your explanation here: SInce we don't know what we are returning, we will get an undefined value for the function. // Finally, correct the code to fix the problem // =============> write your new code here function sum(a, b) { diff --git a/Sprint-2/2-mandatory-debug/2.js b/Sprint-2/2-mandatory-debug/2.js index 57d3f5dc3..2405c6658 100644 --- a/Sprint-2/2-mandatory-debug/2.js +++ b/Sprint-2/2-mandatory-debug/2.js @@ -1,24 +1,33 @@ // Predict and explain first... // Predict the output of the following code: -// =============> Write your prediction here +// =============> Write your prediction here: We are trying to convert the last figure (last index) of a number to a String. We will surely get "2", "5" and "6" -const num = 103; +// const num = 103; -function getLastDigit() { - return num.toString().slice(-1); -} +// function getLastDigit() { +// return num.toString().slice(-1); +// } -console.log(`The last digit of 42 is ${getLastDigit(42)}`); -console.log(`The last digit of 105 is ${getLastDigit(105)}`); -console.log(`The last digit of 806 is ${getLastDigit(806)}`); +// console.log(`The last digit of 42 is ${getLastDigit(42)}`); +// console.log(`The last digit of 105 is ${getLastDigit(105)}`); +// console.log(`The last digit of 806 is ${getLastDigit(806)}`); // Now run the code and compare the output to your prediction -// =============> write the output here +// =============> write the output here: After running our code, we saw that it printed "3" all over. Which comes from our initial declaration of num = 103 // Explain why the output is the way it is -// =============> write your explanation here +// =============> write your explanation here: We have declared num as a const which makes it unchangeable through out. We cannot redeclare it. The second thing is that we will need to add num inside of the parameter of the function. // Finally, correct the code to fix the problem // =============> write your new code here +let num = 103; + +function getLastDigit(num) { + return num.toString().slice(-1); +} + +console.log(`The last digit of 42 is ${getLastDigit(42)}`); +console.log(`The last digit of 105 is ${getLastDigit(105)}`); +console.log(`The last digit of 806 is ${getLastDigit(806)}`); // This program should tell the user the last digit of each number. // Explain why getLastDigit is not working properly - correct the problem From e5ddf148a11ebc70ba0ba7d5fd9bfec4953473d3 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:14:18 +0000 Subject: [PATCH 07/11] 3.2 --- Sprint-2/3-mandatory-implement/2-cases.js | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Sprint-2/3-mandatory-implement/2-cases.js b/Sprint-2/3-mandatory-implement/2-cases.js index 5b0ef77ad..924884acb 100644 --- a/Sprint-2/3-mandatory-implement/2-cases.js +++ b/Sprint-2/3-mandatory-implement/2-cases.js @@ -14,3 +14,9 @@ // You will need to come up with an appropriate name for the function // Use the MDN string documentation to help you find a solution // This might help https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/toUpperCase + +function upperSnakeCase(name){ + return name.replaceAll(' ', '_').toUpperCase(); + +} +console.log(upperSnakeCase("hello there")); \ No newline at end of file From 20299c0cb60b2b5f388803d8af28c1c46f9ae9e3 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:15:40 +0000 Subject: [PATCH 08/11] 3.3 --- Sprint-2/3-mandatory-implement/3-to-pounds.js | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Sprint-2/3-mandatory-implement/3-to-pounds.js b/Sprint-2/3-mandatory-implement/3-to-pounds.js index 6265a1a70..0ca25bc3e 100644 --- a/Sprint-2/3-mandatory-implement/3-to-pounds.js +++ b/Sprint-2/3-mandatory-implement/3-to-pounds.js @@ -4,3 +4,18 @@ // You will need to declare a function called toPounds with an appropriately named parameter. // You should call this function a number of times to check it works for different inputs + +//let penceString = "399p"; + +function convertToPounds(penceString){ + + const penceStringWithoutTrailingP = penceString.substring(0, penceString.length - 1); + const paddedPenceNumberString = penceStringWithoutTrailingP.padStart(3, "0"); + const pounds = paddedPenceNumberString.substring(0, paddedPenceNumberString.length - 2); + const pence = paddedPenceNumberString.substring(paddedPenceNumberString.length - 2).padEnd(2, "0"); + return `£${pounds}.${pence}`; +} + +console.log(convertToPounds("459p")); +console.log(convertToPounds("9p")); +console.log(convertToPounds("399p")); From fca7143528ce17215c7cfacf73406fbb66b25339 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:16:23 +0000 Subject: [PATCH 09/11] 4- time format --- Sprint-2/4-mandatory-interpret/time-format.js | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/Sprint-2/4-mandatory-interpret/time-format.js b/Sprint-2/4-mandatory-interpret/time-format.js index 7c98eb0e8..b0fbf553d 100644 --- a/Sprint-2/4-mandatory-interpret/time-format.js +++ b/Sprint-2/4-mandatory-interpret/time-format.js @@ -10,6 +10,7 @@ function formatTimeDisplay(seconds) { return `${pad(totalHours)}:${pad(remainingMinutes)}:${pad(remainingSeconds)}`; } +console.log(formatTimeDisplay(61)); // You will need to play computer with this example - use the Python Visualiser https://pythontutor.com/visualize.html#mode=edit // to help you answer these questions @@ -17,18 +18,18 @@ function formatTimeDisplay(seconds) { // Questions // a) When formatTimeDisplay is called how many times will pad be called? -// =============> write your answer here +// =============> write your answer here: 3 times (for hours, minutes and seconds) // Call formatTimeDisplay with an input of 61, now answer the following: // b) What is the value assigned to num when pad is called for the first time? -// =============> write your answer here +// =============> write your answer here: 0 // c) What is the return value of pad is called for the first time? -// =============> write your answer here +// =============> write your answer here: "00" // d) What is the value assigned to num when pad is called for the last time in this program? Explain your answer -// =============> write your answer here +// =============> write your answer here: 1 // e) What is the return value assigned to num when pad is called for the last time in this program? Explain your answer -// =============> write your answer here +// =============> write your answer here: "01" From b4e309a64f56b2a3ca33dedc60d5aa601f45aa23 Mon Sep 17 00:00:00 2001 From: christelleb Date: Wed, 12 Nov 2025 23:17:03 +0000 Subject: [PATCH 10/11] 5 - format time --- Sprint-2/5-stretch-extend/format-time.js | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Sprint-2/5-stretch-extend/format-time.js b/Sprint-2/5-stretch-extend/format-time.js index 32a32e66b..dd3fb353b 100644 --- a/Sprint-2/5-stretch-extend/format-time.js +++ b/Sprint-2/5-stretch-extend/format-time.js @@ -23,3 +23,6 @@ console.assert( currentOutput2 === targetOutput2, `current output: ${currentOutput2}, target output: ${targetOutput2}` ); +console.log(`The current output of ${currentOutput} is the same as ${targetOutput}`); +console.log(`The second current output ${currentOutput2} is equals to ${targetOutput2}`); + From ba98d7351e18495018643cf62382ad7d5114351f Mon Sep 17 00:00:00 2001 From: christelleb Date: Thu, 13 Nov 2025 22:05:52 +0000 Subject: [PATCH 11/11] bmi updates --- Sprint-2/3-mandatory-implement/1-bmi.js | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/Sprint-2/3-mandatory-implement/1-bmi.js b/Sprint-2/3-mandatory-implement/1-bmi.js index 17b1cbde1..81de0116c 100644 --- a/Sprint-2/3-mandatory-implement/1-bmi.js +++ b/Sprint-2/3-mandatory-implement/1-bmi.js @@ -14,6 +14,11 @@ // Then when we call this function with the weight and height // It should return their Body Mass Index to 1 decimal place -function calculateBMI(weight, height) { - // return the BMI of someone based off their weight and height -} \ No newline at end of file +function calculateBmi(weight, height) { + const squareHeight = height * height; + const divide = weight / squareHeight; +// let BMI = divide.toFixed(2); + return Number(divide.toFixed(1)); +} +console.log(calculateBmi(70, 1.73)); +console.log(typeof calculateBmi(70, 1.73)); \ No newline at end of file