Question

How to remove string trailing path separator in JavaScript

Answer 1

const removeTrailingSeparator = (path) => path.replace(/[\/\\]$/, '');

console.log(removeTrailingSeparator('path/to/project/'));
console.log(removeTrailingSeparator('path\\to\\project\\')); 


    
/*
run:
    
path/to/project
path\to\project
    
*/

 

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Answer 2

const removeTrailingSeparator = (path) => {
    if (path.endsWith('/') || path.endsWith('\\')) {
        return path.slice(0, -1);
    }

    return path;
};
 
 
console.log(removeTrailingSeparator('path/to/project/'));
console.log(removeTrailingSeparator('path\\to\\project\\')); 
 
 
     
/*
run:
     
path/to/project
path\to\project
     
*/

 

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Answer 3

const removeTrailingSeparator = (path) => {
    const lastChar = path[path.length - 1];

    return (lastChar === '/' || lastChar === '\\') ? path.slice(0, -1) : path;
};


console.log(removeTrailingSeparator('path/to/project/'));
console.log(removeTrailingSeparator('path\\to\\project\\')); 


    
/*
run:
    
path/to/project
path\to\project
    
*/

 

70+ SQL courses for beginners and professionals