<script src="https://code.jquery.com/jquery-3.5.1.min.js" integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0=" crossorigin="anonymous"></script>
let a= [
{name:"John0", lines:"0,19,26,96"},
{name:"John1", lines:"1,19,26,96"},
{name:"John2", lines:"2,19,26,96"},
{name:"John3", lines:"3,19,26,96"},
{name:"John4", lines:"4,19,26,96"},
{name:"John5", lines:"5,19,26,96"},
{name:"John6", lines:"6,19,26,96"},
{name:"John7", lines:"7,19,26,96"},
{name:"John8", lines:"8,19,26,96"},
{name:"John9", lines:"9,19,26,96"},
]
let n = "Kristian";
function A(arr, name) {
let idx = arr.findIndex(o => o.name==name);
if(idx>=0) arr.splice(idx, 1);
return arr;
}
A(a,n);
function B(arr, name) {
let idx = arr.findIndex(o => o.name==name);
return idx<0 ? arr : arr.slice(0,idx).concat(arr.slice(idx+1,arr.length));
}
B(a,n);
function C(arr, name) {
let idx = arr.findIndex(o => o.name==name);
delete arr[idx];
return arr;
}
C(a,n);
function D(arr, name) {
return arr.filter(el => el.name != name);
}
D(a,n);
function E(arr, name) {
let result = [];
arr.forEach(o => o.name==name || result.push(o));
return result;
}
E(a,n);
function F(arr, name) {
return _.reject(arr, el => el.name == name);
}
F(a,n);
function G(arr, name) {
let o = arr.find(o => o.name==name);
return _.without(arr,o);
}
G(a,n);
function H(arr, name) {
$.each(arr, function(i){
if(arr[i].name === 'Kristian') {
arr.splice(i,1);
return false;
}
});
return arr;
}
H(a,n);
function I(arr, name) {
return $.grep(arr,o => o.name!=name);
}
I(a,n);