10 examples of 'how to validate input type date in javascript' in JavaScript

182
validateTypeDate(value, key) {
183
    if(value instanceof Date) return true;
184
    this.setError(key, this.messages.validateDate(key));
185
    return false;
186
}

1
export function inputFormattedDate(type: string, value: any) {
2
  if (value) {
3
    const strDate = (value instanceof Date) ? value.toISOString() : value;
4
    if (type === 'datetime-local') {
5
      return strDate.slice(0, 16);
6
    } else if (type === 'date') {
7
      return strDate.slice(0, 10);
8
    } else if (type === 'month') {
9
      return strDate.slice(0, 7);
10
    }
11
  }
12
  return value;
13
}

169
export function isTimeInput(value: unknown) {
170
  return (
171
    isTimeInputHrTime(value) ||
172
    typeof value === 'number' ||
173
    value instanceof Date
174
  );
175
}

1
function isValidDate(value: number | string) {
2
  return !Number.isNaN(+new Date(value));
3
}

101
function isDate(val) {
102
    if (val instanceof Date) return true;
103
    return typeof val.toDateString === 'function'
104
        && typeof val.getDate === 'function'
105
        && typeof val.setDate === 'function';
106
}

87
function isDateValid(value) {
88
    const matched = value.match(dateRe);
89
90
    if (matched) {
91
        const epoch = Date.parse(value);
92
        if (!epoch && epoch !== 0) return false;
93
94
        const d = new Date(epoch);
95
        d.setTime(d.getTime() + d.getTimezoneOffset() * 60 * 1000);
96
97
        if (
98
            d.getFullYear() == matched[1] &&
99
            d.getMonth() + 1 == +matched[2] &&
100
            d.getDate() == +matched[3]
101
        ) {
102
            return true;
103
        }
104
    }
105
106
    return false;
107
}

68
function validateType(type){
69
  return ['pomodoro','break','pomodoro-public','break-public'].indexOf(type)>=0
70
}

388
validateTypeDate(value, key, index) {
389
    if (value instanceof Date) return true;
390
    const { label } = this.getField(key);
391
    this.setError(key, this.messages.validateDate(label || key), index);
392
    return false;
393
}

57
public validDate(date:Date|string) {
58
  return (date instanceof Date) ||
59
    (date === '') ||
60
    !!new Date(date).valueOf();
61
}

6
get type() {
7
  return 'date';
8
}