is string javascript
function isString(value) {
return typeof value === 'string' || value instanceof String;
}
isString(''); // true
isString(1); // false
isString({}); // false
isString([]); // false
isString(new String('teste')) // trueis string javascript
function isString(value) {
return typeof value === 'string' || value instanceof String;
}
isString(''); // true
isString(1); // false
isString({}); // false
isString([]); // false
isString(new String('teste')) // truetype of javascript
//typeof() will return the type of value in its parameters.
//some examples of types: undefined, NaN, number, string, object, array
//example of a practical usage
if (typeof(value) !== "undefined") {//also, make sure that the type name is a string
//execute code
}Copyright © 2021 Codeinu
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