display.grid.every()
The every() method tests whether all records in the grid pass the test implemented by the provided function.
Parameter
Callback function that receives the following arguments:
Record object with properties for each field in the grid
Index - the zero-based index of the current grid record being processed
Records array - array representing all of the grid records
The function must return true when the test condition is met.
Return Value
Returns true if the callback function returns a true value for every grid record; otherwise, false.
Example
pjs.defineDisplay("display.json"); // assume display.json defines mygrid with fields named "product", "description", and "quantity"
display.mygrid.addRecords([
{ product: 1, description: "ITEM ONE", quantity: 15 },
{ product: 2, description: "ITEM TWO", quantity: 20 },
{ product: 3, description: "ITEM THREE", quantity: 12 },
{ product: 4, description: "ITEM FOUR", quantity: 18 }
]);
// Check if every grid record has a quantity greater than 0
var returnValue = display.mygrid.every(function(record) {
return (record.quantity > 0);
});
console.log(returnValue); // Outputs true