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35 lines
766 B
35 lines
766 B
module.exports = {
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indexOf: function (arr, item) {
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var i, j;
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if (Array.prototype.indexOf) {
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return arr.indexOf(item);
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}
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for (i = 0, j = arr.length; i < j; i++) {
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if (arr[i] === item) {
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return i;
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}
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}
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return -1;
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},
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forEach: function (arr, fn, scope) {
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var i, j;
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if (Array.prototype.forEach) {
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return arr.forEach(fn, scope);
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}
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for (i = 0, j = arr.length; i < j; i++) {
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fn.call(scope, arr[i], i, arr);
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}
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},
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trim: function (str) {
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if (String.prototype.trim) {
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return str.trim();
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}
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return str.replace(/(^\s*)|(\s*$)/g, "");
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},
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spaceIndex: function (str) {
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var reg = /\s|\n|\t/;
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var match = reg.exec(str);
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return match ? match.index : -1;
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},
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};
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