21 lines
		
	
	
		
			634 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			634 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| import baseIndexOf from './_baseIndexOf.js';
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| 
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| /**
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|  * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol
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|  * that is not found in the character symbols.
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|  *
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|  * @private
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|  * @param {Array} strSymbols The string symbols to inspect.
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|  * @param {Array} chrSymbols The character symbols to find.
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|  * @returns {number} Returns the index of the first unmatched string symbol.
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|  */
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| function charsStartIndex(strSymbols, chrSymbols) {
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|   var index = -1,
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|       length = strSymbols.length;
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| 
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|   while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}
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|   return index;
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| }
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| 
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| export default charsStartIndex;
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