typescript Javascript创建从数组中分离的逗号

Posted 2021-05-20

    
    renderPurposes(purposes: any) {

        const purpose_title_arr = [];
        let purpose_title_string = '';

        purposes.forEach( (element) => {
            purpose_title_arr.push(element.reference.title);
        });

        purpose_title_string = purpose_title_arr.join(',');

        this.state.purpose = purpose_title_string;
    }