6 examples of 'javascript isset' in JavaScript

9
export default function isset(value: T): boolean {
10
	if (typeof value === 'string' && value.length > 0) {
11
		return true;
12
	} else {
13
		return typeof value !== 'undefined' && value != null;
14
	}
15
}

87
function isset( obj ) {
88
	return 0 < obj.length;
89
}

150
function isset(obj) {
151
  return typeof obj !== 'undefined';
152
  
153
}

83
function isSet(val) {
84
    switch (typeof val) {
85
        case "string":
86
            return val !== undefined && val !== "" && val !== null;
87
        case "object":
88
            return val !== null;
89
        case "number":
90
        case "boolean":
91
            return true;
92
        default:
93
            return false;
94
    }
95
}

33
export function isSet(obj) {
34
  return is(obj, 'Set');
35
}

13
function isSet (val) {
14
	return typeof val !== 'undefined' && val !== null;
15
}