From e48f5e2192bb5781bc48b8f2f7f02ae9f7065148 Mon Sep 17 00:00:00 2001 From: Suryapratap Singh Date: Fri, 20 Aug 2021 01:18:47 +0530 Subject: [PATCH] add CheckPascalCase method --- String/CheckPascalCase.js | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 String/CheckPascalCase.js diff --git a/String/CheckPascalCase.js b/String/CheckPascalCase.js new file mode 100644 index 000000000..3af6d9276 --- /dev/null +++ b/String/CheckPascalCase.js @@ -0,0 +1,20 @@ +// 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 'Not string(s)' + } + + const pat = /^[A-Z][A-Za-z]*$/ + return pat.test(VarName) +} + +module.exports = CheckPascalCase