deno.land / x / lodash@4.17.19 / npm-package / trimStart.js
1234567891011121314151617181920212223242526272829303132333435363738394041424344var baseToString = require('./_baseToString'), castSlice = require('./_castSlice'), charsStartIndex = require('./_charsStartIndex'), stringToArray = require('./_stringToArray'), toString = require('./toString');
/** Used to match leading and trailing whitespace. */var reTrimStart = /^\s+/;
/** * Removes leading whitespace or specified characters from `string`. * * @static * @memberOf _ * @since 4.0.0 * @category String * @param {string} [string=''] The string to trim. * @param {string} [chars=whitespace] The characters to trim. * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. * @returns {string} Returns the trimmed string. * @example * * _.trimStart(' abc '); * // => 'abc ' * * _.trimStart('-_-abc-_-', '_-'); * // => 'abc-_-' */function trimStart(string, chars, guard) { string = toString(string); if (string && (guard || chars === undefined)) { return string.replace(reTrimStart, ''); } if (!string || !(chars = baseToString(chars))) { return string; } var strSymbols = stringToArray(string), start = charsStartIndex(strSymbols, stringToArray(chars));
return castSlice(strSymbols, start).join('');}
module.exports = trimStart;
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