関連ワード:  javascript get the first letter of a string    javascript get the first character of a string    javascript take the first character of a string    javascript get the first two characters of a string    javascript get the first 4 characters of a string    javascript get the first word in a string    javascript get first 10 characters of a string    get only the first letter of a string javascript    javascript capitalize the first letter of a string    javascript make first letter of string uppercase  
結果 : javascript get the first letter of a string