関連ワード:  javascript first 5 characters of string    js first 5 chars of string    javascript first n characters of string    javascript first 5 letters of string    js first n characters of string    javascript get first 5 characters of string    js get first 5 chars of string    javascript get first n characters of string    javascript take first n characters of string    javascript print first n characters of string  
結果 : javascript first 5 characters of string