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Merged
akshitagupta15june merged 1 commit into from
Oct 1, 2020
Merged

Create LowercaseToUppercase.js #78

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26 changes: 26 additions & 0 deletions Strings/LowercaseToUppercase.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,26 @@
// upper converts lowercase sting to upper case
// input is 1 string i.e. str
const upper = (str) => {
// check that inputs are string
if (typeof str !== "string") {
return "Not string(s)";
}

var convertedString = "";

for (let i = 0; i < str.length; i++) {
if (str.charCodeAt(i) >= 97 && str.charCodeAt(i) <= 122) {
convertedString =
convertedString + String.fromCharCode(65 + str.charCodeAt(i) - 97);
continue;
}
convertedString = convertedString + str.charAt(i);
}

return convertedString;
};

console.log(upper("abcd")); // should print ABCD
console.log(upper("abcd1")); // should print ABCD1
console.log(upper("*abcd")); // *ABCD
console.log(upper("aBs")); // should print ABS