1:
'use strict';
function area_of_circle(r, pi) {
var result;
result = pi r r;
return result;
}
area_of_circle(2,3.1416);
2:
'use strict';
function area_of_circle(r, pi) {
var result;
result = pi r r;
return result;
}
area_of_circle(2);
3:
'use strict';
function area_of_circle(r, pi) {
if (typeof pi !== 'number') {
pi = 3.14;
}
var result;
result = pi r r;
return result;
}
area_of_circle(2);
4:
'use strict';
function area_of_circle(r, pi) {
if (arguments.length === 1) {
pi = 3.14;
r = r;
}
var result;
result = pi r r;
return result;
}
area_of_circle(2);
5:
'use strict';
function max(a, b) {
if (a > b) {
return a;
} else {
return b;
}
}
alert(max(1,2));
惊鸿一瞥春不回
1: 'use strict'; function area_of_circle(r, pi) { var result; result = pi r r; return result; } area_of_circle(2,3.1416); 2: 'use strict'; function area_of_circle(r, pi) { var result; result = pi r r; return result; } area_of_circle(2); 3: 'use strict'; function area_of_circle(r, pi) { if (typeof pi !== 'number') { pi = 3.14; } var result; result = pi r r; return result; } area_of_circle(2); 4: 'use strict'; function area_of_circle(r, pi) { if (arguments.length === 1) { pi = 3.14; r = r; } var result; result = pi r r; return result; } area_of_circle(2); 5: 'use strict';
function max(a, b) { if (a > b) { return a; } else { return b; } } alert(max(1,2));