49 lines
1.5 KiB
Markdown
49 lines
1.5 KiB
Markdown
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# StringTrimLeft
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The function cuts line feed characters, spaces and tabs in the left part of the string till the first meaningful symbol. The string is modified at place.
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```
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int StringTrimLeft(
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string& string_var // string to cut
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);
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```
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Parameters
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string_var
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[in][out] String that will be cut from the left.
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Return Value
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Returns the number of cut symbols.
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Example:
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```
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void OnStart()
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{
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//--- define the source string with six spaces on the left
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string text=" All spaces on the left will be removed from this string";
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//--- Display the source string in the log
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PrintFormat("Source line:\n'%s'", text);
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//--- remove all spaces on the left and display the number of removed characters and the resulting string in the log
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int num=StringTrimLeft(text);
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PrintFormat("The StringTrimLeft() function removed %d chars from the left side. Now the line looks like this:\n'%s'", num, text);
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/*
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Result
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Source line:
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' All spaces on the left will be removed from this string'
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The StringTrimLeft() function removed 6 chars from the left side. Now the line looks like this:
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'All spaces on the left will be removed from this string'
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*/
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}
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```
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See also
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[StringTrimRight](/en/docs/strings/stringtrimright), [StringToLower](/en/docs/strings/stringtolower), [StringToUpper](/en/docs/strings/stringtoupper)
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