const str = 'abslksldjslfjslasdadasd';
const result = str.split('').reduce((acc, char) => {
acc[char] = (acc[char] || 0) + 1;
return acc;
}, {});
console.log(result);
h或者const str = 'abslksldjslfjslasdadasd';
const result = {};
for (const char of str) {
if (result[char]) {
result[char]++;
} else {
result[char] = 1;
}
}
console.log(result);
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