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20 changes: 20 additions & 0 deletions String/CheckCamelCase.js
Original file line number Diff line number Diff line change
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// CheckCamelCase method checks the given string is in camelCase or not.

// Problem Source & Explanation: https://en.wikipedia.org/wiki/Camel_case

/**
* CheckCamelCase method returns true if the string in camelCase, else return the false.
* @param {String} varName the name of the variable to check.
* @returns `Boolean` return true if the string is in camelCase, else return false.
*/
const CheckCamelCase = (varName) => {
// firstly, check that input is a string or not.
if (typeof varName !== 'string') {
return new TypeError('Argument is not a string.')
}

const pat = /^[a-z][A-Za-z]*$/
return pat.test(varName)
}

module.exports = CheckCamelCase
20 changes: 20 additions & 0 deletions String/CheckPascalCase.js
Original file line number Diff line number Diff line change
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// CheckPascalCase method checks the given string is in PascalCase or not.

// Problem Source & Explanation: https://www.theserverside.com/definition/Pascal-case

/**
* CheckPascalCase method returns true if the string in PascalCase, else return the false.
* @param {String} VarName the name of the variable to check.
* @returns `Boolean` return true if the string is in PascalCase, else return false.
*/
const CheckPascalCase = (VarName) => {
// firstly, check that input is a string or not.
if (typeof VarName !== 'string') {
return new TypeError('Argument is not a string.')
}

const pat = /^[A-Z][A-Za-z]*$/
return pat.test(VarName)
}

module.exports = CheckPascalCase