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12 lines
481 B
JavaScript
12 lines
481 B
JavaScript
insert = function insert(main_string, ins_string, pos) {
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if(typeof(pos) == "undefined") {
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pos = 0;
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}
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if(typeof(ins_string) == "undefined") {
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ins_string = '';
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}
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return main_string.slice(0, pos) + ins_string + main_string.slice(pos);
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}
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console.log(insert('We are doing some exercises.'));
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console.log(insert('We are doing some exercises.','JavaScript '));
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console.log(insert('We are doing some exercises.','JavaScript ',18)); |