WebGLRenderingContext.getShaderParameter() - Web APIs 编辑

The WebGLRenderingContext.getShaderParameter() method of the WebGL API returns information about the given shader.

Syntax

any gl.getShaderParameter(shader, pname);

Parameters

shader

A WebGLShader to get parameter information from.

pname

A GLenum specifying the information to query. Possible values:

• gl.DELETE_STATUS: Returns a GLboolean indicating whether or not the shader is flagged for deletion.
• gl.COMPILE_STATUS: Returns a GLboolean indicating whether or not the last shader compilation was successful.
• gl.SHADER_TYPE: Returns a GLenum indicating whether the shader is a vertex shader (gl.VERTEX_SHADER) or fragment shader (gl.FRAGMENT_SHADER) object.

Return value

Returns the requested shader information (as specified with pname).

Examples

gl.getShaderParameter(shader, gl.SHADER_TYPE);

Specifications

Browser compatibility

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See also

• WebGLRenderingContext.getProgramParameter()